Patente aus Großbritannien 1910 bis 1919
- Patent:GB191003920 01.01.1910 Schettler, Gustav Adolf : Improvements in or relating to Machines for Measuring the Superficial Area of Leather and like Materials
- Patent:GB190903075 13.01.1910 Vincent, Jesse Gurney : Improvements in or relating to Adding Machines
- Patent:GB190905300 13.01.1910 Vancu, Eugen : Machine for Calculating Interest and the like
- Patent:GB190912972 13.01.1910 Cheape, John Albert : Improvements in and relating to Adding Machines
- Patent:GB190913039 20.01.1910 Vermehren, Johannes Vermehrens Regnemaskiner AS : An Improved Machine for Calculating Fractional Parts of any Quantity
- Patent:GB190905204 03.02.1910 Hunter, John Pirrong : Improvements in and relating to Adding or Calculating Machines
- Patent:GB190906298 03.02.1910 Simpson, Lightly : A New or Improved Calculating Instrument
- Patent:GB190910967 03.02.1910 Lange, Jörgen Elias, Lange, Lars : Improvements in or relating to Adding Machines
- Patent:GB190919845 03.02.1910 Jahnz, Erwin : Improvements in or relating to Calculating Machines
- Patent:GB190903551 14.02.1910 Guy, Frank Edward : Improvements in Calculating Machines
- Patent:GB190911650 17.02.1910 Cordt, Hugo : Improvements in Calculating Machines
- Patent:GB190905214 24.02.1910 Bordt, Adolf : Adding Machine
- Patent:GB190901925 28.02.1910 Burroughs : Improvements in or relating to Adding Machines
- Patent:GB190904784 28.02.1910 Tillman, Ferdinand Joseph : Calculating Attachment for Typewriting Machines
- Patent:GB190921023 03.03.1910 Jahnz, Erwin : Improvements in and connected with Calculating Machines
- Patent:GB191105855 08.03.1910 : A New or Improved Reckoning-apparatus
- Patent:GB190906428 17.03.1910 Kettering, Charles Chryst, William : Improvements in Cash Registers or Accounting Machines
- Patent:GB190906999 23.03.1910 Vincent, Jesse Gurney : Improvements in or relating to Adding Machines
- Patent:GB190924596 24.03.1910 Grimme Natalis : Improvements in and relating to Calculating Apparatus
- Patent:GB191007540 26.03.1910 Vogel, Victor : Improvements in Calculating Machines
- Patent:GB190828252 29.03.1910 Mastaglio, Max : Improvements in Calculating Machines
- Patent:GB190928898 29.03.1910 Ellis, Halcom : Improvements in and relating to printing devices suitable for mechanical calculators
- Patent:GB190929891 29.03.1910 Ellis, Halcolm : Improvements in and relating to Mechanical Calculators
- Patent:GB190908259 06.04.1910 Clarke, Edward Russell Barr Mark : Improvements in and relating to Calculating Machines
- Patent:GB191007014 06.04.1910 Mark Barr Edward Russell Clarke : Improvements in and relating to Calculating Machines
- Patent:GB190917041 07.04.1910 Soncini, Gino : Improved Means for Effecting Multiplication
- Patent:GB190908740 13.04.1910 Wright, Walter : Improvement in Billing and Computing Attachments for Typewriters
- Patent:GB190908984 14.04.1910 Layton, Edwin James : Improvements in or relating to Calculating Machines
- Patent:GB190909509 21.04.1910 Felt, Dorr E. : Improvements relating to Calculating Machines
- Patent:GB190907722 02.05.1910 Tourtel, John Mesny : Improvements in Adding and Printing Machines
- Patent:GB191008981 13.05.1910 Wright, Walter : Improvements in and relating to Transfer Mechanism of Calculating machines
- Patent:GB190912032 23.05.1910 Layton, Edwin James : Improvements in or relating to Calculating Machines
- Patent:GB190926143 26.05.1910 Mills, William : Improvements in Perpetual Calendars
- Patent:GB190912516 27.05.1910 Burt, Edward Alexander Philips : An Improved Measuring and Calculating Rule
- Patent:GB190913100 02.06.1910 Daniel Lawrence Milton und Daniel Robert Milton : Improvements in and relating to Adding Machine Attachments for Typewriters
- Patent:GB190913416 02.06.1910 Schooling, William, Wykeham-Fiennes, Caryl Wentwort : Improvements in Adding and Subtracting Machines
- Patent:GB190905387 06.06.1910 Felt, Dorr E. : Improvements in Calculating Machines
- Patent:GB190913835 13.06.1910 Wiberg, Allan : Improvements in Adding Machines
- Patent:GB190920915 16.06.1910 Rechnitzer, Alexander : Improvements in Checking or Comparing and Calculating Machines
- Patent:GB190930600 23.06.1910 Bechtolsheim, Max : An Improvement in Calculating Apparatus
- Patent:GB191005528 23.06.1910 Fowler, William Henry : An Improved Calculator
- Patent:GB190914780 27.06.1910 Wattleworth, Alfred Walter, Drucquer, John : Improvements in Indicating Devices for use with Adding, Calculating, Type-writing and like Machines, applicable also to Printing and Measu
- Patent:GB190920301 07.07.1910 Daemen-Schmid, Heinrich : Mechanism for Setting and Restoring the Axially Slidable Pinions in Calculating Machines with only one Slidable Pinion for each Denominati
- Patent:GB190920045 14.07.1910 Vincent, Jesse Gurney : Improvements in or relating to Adding Machines
- Patent:GB190916729 18.07.1910 Schuster, Ernst : Improved Calculating Machine
- Patent:GB190918937 17.08.1910 Fairweather, Wallace : Improvements in Calculating Machines, especially Designed for use in connection with Typewriting Machines
- Patent:GB190919156 18.08.1910 Schettler, Gustav Adolf : Improvements in or relating to Machines for Measuring the Superficial Area of Leather and like Material
- Patent:GB190919550 25.08.1910 Fairweather, Wallace : Improvements in Calculating Machines, especially Designed for use in connection with Typewriting Machines
- Patent:GB190918124 05.09.1910 Burnett, Arthur John Herbert und Goodson, Robert : Improvements in Mechanism for use in connection with Calculating Machines and the like
- Patent:GB191017471 05.09.1910 Burnett, Arthur John Herbert : Improvements in and relating to Calculating Machines
- Patent:GB190925766 15.09.1910 Felt, Dorr E. : Improvements relating to Calculating Machines
- Patent:GB191001217 15.09.1910 Bechtolsheim, Max : An Improved Counting and Calculating Apparatus
- Patent:GB191005871 15.09.1910 James Robertson : Improvements in reckoning and computing apparatus
- Patent:GB190919318 23.09.1910 Arthur Henry Gledhill : Improvements in Cash Registers, Indicators and Check Tills
- Patent:GB190922464 29.09.1910 White, Nelson und Vincent, Jesse Gurney : Improvements in or relating to Adding and Listing Machines
- Patent:GB191001622 13.10.1910 Felt, Dorr E. : Calculating Machine
- Patent:GB190923858 18.10.1910 Hunter, John Pirrong : Improvements in and relating to Adding and Calculating Machines
- Patent:GB190930338 27.10.1910 Heinitz, Woldemar Reinhold : Improvements in or relating to Calculating Machines
- Patent:GB191002451 27.10.1910 Lenthall, Charles Bertram : Improvements in and relating to Tide Indicators
- Patent:GB191004210 03.11.1910 Meyer, Peter : Improvements in Adding Machines
- Patent:GB191003516 10.11.1910 Benner, Russell Eugne und Vincent, Jesse Gurney : Improvements in or relating to Adding and Listing Machines
- Patent:GB191004991 17.11.1910 Gooch Claiborne Watts : Improvements in or relating to Adding and Listing Machines
- Patent:GB191127413 07.12.1910 Baum, Michael : Adding and subtracting apparatus
- Patent:GB191010482 15.12.1910 Howard Vernon Percy Weston : Improvements in and relating to the graduation of logarithmic slide rules
- Patent:GB191013852 15.12.1910 Stelfox, Sydney Herbert : Improvements in the Construction of Slide-rules
- Patent:GB191012935 22.12.1910 Hemm Hermann Carl Carsten Von : Improvements in or relating to Logarithmic Calculating Apparatus
- Patent:GB191021412 19.01.1911 Klein & Seitter : Improvements in or relating to Transfer Mechanism for Calculating Machines
- Patent:GB190930426 30.01.1911 Howieson, John Thomas : Improvements in the Column Printing and Denomination Selecting Arrangements of Computing Attachments for Typewriters
- Patent:GB191028058 30.01.1911 Howieson, John Thomas : Improvements in the Reversing and Transfer Mechanism of Calculating and like Machines
- Patent:GB191028362 30.01.1911 Howieson, John Thomas : Improvements in and relating to the Differential Actuating Mechanism of Computing Attachments for Typewriters
- Patent:GB191028363 30.01.1911 Howieson, John Thomas : Improvements in and relating to Spring Motors for Driving Calculating and like Machines
- Patent:GB191024662 02.02.1911 Evans, Walter Jenkin : Improvements in Day and Date Calculating Apparatus
- Patent:GB191013769 09.02.1911 Samuel Owen Edmonds : Improvements in Calculating Machines
- Patent:GB191004550 23.02.1911 Rechnitzer, Alexander : Improvements in or relating to Calculating Machines
- Patent:GB191017958 02.03.1911 Rauchwetter, Franz : A Calculating Machine, especially intended for Effecting Multiplication
- Patent:GB191011810 09.03.1911 Moe, Adolf Thorvald : Improvements in Calculating Machines
- Patent:GB191024813 09.03.1911 Biane, Rufin und Lourau, Valentin : A Calculating Machine for Scoring and Printing the Points and Results in the Game of Bridge
- Patent:GB191023061 16.03.1911 Godeau, Pierre Louis Marie Boyer Antide : Improvements in Calculating and Price Indicating Machines
- Patent:GB191021170 23.03.1911 Quentell, William Prehn : Improvements in Adding Machines
- Patent:GB191019342 13.04.1911 Guricke, Arthur Bernhardt : Improved Casing for Typrewriters, Calculating Machines and the like
- Patent:GB191015101 27.04.1911 Cox, Edward Lomax : A New and Improved Commercial Calculator
- Patent:GB191012963 25.05.1911 Hines, James : Improvements in Calculating or Computing Machines
- Patent:GB191019068 08.06.1911 Leder, Ernst : Improvements in Calculating Machines
- Patent:GB191020636 08.06.1911 Quentell, William Prehn : Improvements in Adding Machines
- Patent:GB191028465 08.06.1911 Odhner, Valentin Jakob : Improvements in Zeroizing Mechanism for Calculating Machines and the like
- Patent:GB191016236 15.06.1911 Adolf Jahn : Improvements in Calculating Machines
- Patent:GB191016051 05.07.1911 Lewis, Charles Cameron Gates Charles Amos : Improvements in Adding Machines
- Patent:GB191112613 06.07.1911 Jahn, Adolf : Improvements in Calculating Machines
- Patent:GB191021602 20.07.1911 Bordt, Adolf : Improvements in Adding Machines
- Patent:GB191021213 03.08.1911 Wolter, Carl : Improvements in and relating to the Transfer Mechanism of Calculating Machines
- Patent:GB191022445 03.08.1911 Gray Henry : Apparatus for Facilitating the Multiplication and Division of Whole Numbers and Decimals.
- Patent:GB191107105 09.08.1911 Haddan, Reginald : Improvements in and relating to Adding Mechanism for Cash Registers and the like
- Patent:GB191019211 16.08.1911 Harris, Arthur William : Improvements relating to Calculating Machines
- Patent:GB191020681 17.08.1911 Wolter, Carl : Improvements in Reversible Transfer Mechanism for Calculating Machines
- Patent:GB191021658 17.08.1911 McLean, Donald William : Improved Adding and Scoring Apparatus
- Patent:GB191106386 07.09.1911 Ellis, Halcolm : Improvements in and relating to Calculating Machines
- Patent:GB191021704 19.09.1911 Austin, Sydney Bertrand : Improvements in Calculating Machines
- Patent:GB191021842 20.09.1911 Keighley, Charles William : Improvements in and relating to Calculating Machines
- Patent:GB191027435 21.09.1911 Brown, Alfred William und Hipkins, William Edward : Improvements in Weighing, Calculating, or Weight Computing Apparatus
- Patent:GB191108709 21.09.1911 Behr, Bernhard : Improvements relating to Calculating Machines
- Patent:GB191027151 28.09.1911 Cloud, Otho Edmund : Improvements in Calculating Machines
- Patent:GB191024215 19.10.1911 Edward Russell Clarke : Improvements in or relating to Calculating Machines, Cash Registers and the like
- Patent:GB191025018 27.10.1911 Barr, Mark und Beeton, Henry Ramie und Bell, Robert : Improvements in and relating to Calculating Machines
- Patent:GB191103281 02.11.1911 Underwood, John Thomas Underwood Computing Machine Company : Improvements in and relating to Combined Adding and Typewriting Machines
- Patent:GB191225236 06.11.1911 : Improvements in Calculating Machines
- Patent:GB191109369 09.11.1911 Burroughs : Improvements in or relating to Adding Machines
- Patent:GB191026858 20.11.1911 Walker, George : Improvements in Typographical Adding and like Calculating Machines
- Patent:GB191122340 20.11.1911 Walker, George : Improvements in Paper Carriers and Operating Mechanism therefor for Typographical Calculating and Analogous Machines
- Patent:GB191105283 30.11.1911 Rein, Robert Ludwig Spitz and Company GmbH : Improvements in Calculating Machines
- Patent:GB191103819 07.12.1911 Harris, Arthur William : Improvements relating to Typewriting and Calculating Machines
- Patent:GB191030391 14.12.1911 Barrett, Glenn J. : Improvements in Calculating Machines
- Patent:GB191114918 14.12.1911 Schuster, Ernst : Improvements in or relating to Calculating Machines
- Patent:GB191115972 14.12.1911 Behr, Bernhard vormals Seidel und Naumann AG : Figure Rules for Calculating Machines
- Patent:GB191129043 23.12.1911 : Improvements in Calculating Machines
- Patent:GB191105081 30.12.1911 Fletcher, Philip Henry : Calculating Apparatus for use in connection with the Packing of Fabrics and the like
- Patent:GB191119394 18.01.1912 Metall, Ind Schoenebeck A G : Method of Fixing Celluloid Key Rings on to the Metal Keys of Typewriting, Calculating and other Key-board Machines
- Patent:GB191101510 22.01.1912 Archibald Barr William Stroud : Fire Control Apparatus:- An Instrument for Indicating Range, and Rate of Change of Range and for Finding Deflection
- Patent:GB191114817 25.01.1912 Underwood Computing Machine Comp. : Combined Typewriting and Computing Machine
- Patent:GB191113380 08.02.1912 Booth, Henry Shepley : Improvements in Calculating Machines
- Patent:GB191121861 07.03.1912 Burroughs : Improvements in or relating to Adding and Listing or like Machines
- Patent:GB191114816 21.03.1912 Underwood Computing Machine Company : Improvements in Combined Adding and Typewriting Machines
- Patent:GB191118961 28.03.1912 Trinks, Franz : Improvements in Apparatus for Suspending the Action of Spring Pawls in Wheel Gear
- Patent:GB191108438 04.04.1912 Koenig, Georg : Improvements in Recording Adding Machines
- Patent:GB191118734 11.04.1912 vormals Seidel und Naumann AG : Adjusting Device for the Paper Carriage of Calculating Machines Provided with Printing Mechanism
- Patent:GB191118737 11.04.1912 Behr, Bernhard vormals Seidel und Naumann AG : Adding Machine Provided with Chain Drive
- Patent:GB191109446 18.04.1912 Alexander George Ionides : Improvements in Calculators
- Patent:GB191118736 18.04.1912 vormals Seidel und Naumann AG : Total Printing Device for Thomas Calculating Machines Provided with Printing Mechanism
- Patent:GB191109755 22.04.1912 Burnett, Arthur John Herbert : Improvements in and relating to Adding Machines, Cash Registers and similar Mechanisms
- Patent:GB191116565 09.05.1912 Gledhill, Arthur Henry : Improvements in Transfer Mechanism for Cash Registers, Adding Machines and the like
- Patent:GB191118735 09.05.1912 vormals Seidel und Naumann AG : Calculating Machines of the Thomas Type
- Patent:GB191119873 09.05.1912 Burroughs : Improvements in or relating to Adding Machines or other Machines for Producing Tabulated Lists or Records
- Patent:GB191111772 16.05.1912 Barr, Archibald und Stroud, William : Apparatus for the Conversion of Motion According to One Law into Motion According to Another Law
- Patent:GB191113381 03.06.1912 Booth, Henry Shepley : Improvements in Calculating Machines
- Patent:GB191113445 06.06.1912 Underwood Computing Machine Com. : Improvements in or relating to computing machines
- Patent:GB191113548 06.06.1912 Grenon, Clifford : Improvements in and relating to Calculating Apparatus
- Patent:GB191114554 13.06.1912 Booth, Henry Shepley : Improvements in Calculating Machines
- Patent:GB191116198 13.06.1912 Hills, William Donagan : Improvements in or relating to Calculating Devices
- Patent:GB191109563 19.06.1912 McCaskey Electric Calculator Co. : Improvements in and relating to Multiplying Arrangements for Calculating Machines
- Patent:GB191204376 19.06.1912 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB191118809 27.06.1912 A.B. Dick Company : Improvements in Key Board and Printing Mechanisms for Calculating Machines
- Patent:GB191128360 27.06.1912 Cole, Harold Linter : An Improved Slide-rule for Calculating the Tractive Effort of Steam Locomotives
- Patent:GB191115908 04.07.1912 Rechnitzer, Alexander : Improvements in or relating to the Setting and Differential Actuating Mechanisms of Calculating-machines
- Patent:GB191127414 04.07.1912 Baum, Michael : Transfer Mechanism for Adding and Subtracting Machines
- Patent:GB191116077 11.07.1912 Burroughs : Improvements in or relating to Adding and Listing Machines
- Patent:GB191129217 18.07.1912 Trinks, Franz : Improvements in Calculating Machines
- Patent:GB191204666 18.07.1912 Trinks, Franz : Improvements in Operation-counters for Multiplying and like Machines
- Patent:GB191204680 19.07.1912 McCaskey Electric Calculator Co. : Improvements in Calculating and like Machines
- Patent:GB191205651 19.07.1912 McCaskey Electric Calculator Co. : Improvements in and relating to Calculating Machines
- Patent:GB191200001 01.08.1912 Burroughs : Improvements in or relating to Adding and Listing Machines
- Patent:GB191207136 08.08.1912 Trinks, Franz : Improvements in the Printing Mechanism for Calculating Machines
- Patent:GB191203725 21.08.1912 A.B. Dick Company : Improvements in Zeroizing Mechanism for Calculating Machines
- Patent:GB191204178 21.08.1912 A.B. Dick Company : Improvements in Calculating Machines
- Patent:GB191127251 22.08.1912 Rauchwetter, Franz : Improvements in Calculating Machines, especially intended for Effecting Multiplication
- Patent:GB191128365 29.08.1912 Schaller, Carl, Trinks, Franz : Improvements in Calculating Machines
- Patent:GB191209543 29.08.1912 Rykner Szyja Boruch : Improvements in Adding Machines
- Patent:GB191119694 04.09.1912 Dalton Adding Machine Comp. : Adding and Computing Machine
- Patent:GB191120596 05.09.1912 Bordt, Adolf : Improvements in Printing Mechanism for Adding Machines
- Patent:GB191120333 12.09.1912 NCR : Improvements in and relating to printing mechanism for cash registers and the like
- Patent:GB191120366 16.09.1912 Bachmann, Joseph Francis und Liebman, Carlo : Improvements in Indicating Appliances for Marking the Last Sign or Signs in Works like Researches, Comparisons, Calculating, Bookkeeping,
- Patent:GB191121592 26.09.1912 Justice Philip Middleton : Improvements in or relating to Adding Machines
- Patent:GB191122597 14.10.1912 Schettler, Gustav Adolf : Improvements in or relating to Machines for Measuring the Superficial Area of Leather and like Materials
- Patent:GB191223666 16.10.1912 Grimme, Natalis und Co. Kommanditgesellschaft auf Aktien : Improvements in Zeroizing Device for Calculating Machines
- Patent:GB191122921 17.10.1912 Ebenezer, Alfred und Bamlet, William Henry : Improvements in or relating to Calculating Machines
- Patent:GB191208368 17.10.1912 Acrey, Charles Marien, Acrey, Washington Bronar, Acrey, Benjamin Lee : Improvements in or relating to Tax and Interest Calculating Machines
- Patent:GB191204282 24.10.1912 vormals Seidel und Naumann AG : Means for the Transfer of Tens in Thomas Calculating Machines
- Patent:GB191212891 24.10.1912 Werner Hermann : Transfer Mechanism for Calculating Machines
- Patent:GB191215143 24.10.1912 James Tiburce Félix Conti : Instrument for Converting Measurements
- Patent:GB191124565 04.11.1912 Wheat, Frederick : Improvements in or relating to Adding Machines
- Patent:GB191211598 07.11.1912 Buchert, Adolf : Improvements in Calculating Apparatus for Teaching Arithmetic
- Patent:GB191214777 07.11.1912 Boult, Alfred Julius Burroughs : Improvements in or relating to Adding or like Machines
- Patent:GB191124996 11.11.1912 Burroughs Adding Machine Comp. : Improvements in or relating to Adding or like Machines
- Patent:GB191125068 11.11.1912 Burroughs : Improvements in or relating to Adding and Listing Machines
- Patent:GB191125313 14.11.1912 Pivoda, Franz : Device for Calculating the Interest of a Principal
- Patent:GB191210604 14.11.1912 Trinks, Franz : Improvements in Inter-locking Devices for Calculating Machines
- Patent:GB191214853 14.11.1912 Avery, Charles Henry : Calculating Apparatus
- Patent:GB191126171 21.11.1912 NCR : Improvements in and relating to Cash Registers
- Patent:GB191213037 22.11.1912 Haddan, Reginald : Improvements in and relating to Adding and Transaction-counting Mechanism for Cash Registers, or Computing or Registering Machines
- Patent:GB191129373 28.11.1912 Burroughs : Improvements in or relating to Adding and Listing or like Machines
- Patent:GB191210855 28.11.1912 Kerr David Smith : Improvements in Date Calculating Devices
- Patent:GB191214574 05.12.1912 Rauchwetter, Franz : Totalizing Mechanism for Calculating Machines and the like
- Patent:GB191202459 12.12.1912 Abbott, Stephen Shapland : Platforms for Supporting or Carrying Typewriters, Adding, Listing and Calculating Machines and such Articles
- Patent:GB191128132 16.12.1912 Kopp, Albert : An Improved Tachymetric Calculator
- Patent:GB191200461 02.01.1913 Hartcourt Ommundsen : Improvements in or relating to score recorders and the like for games
- Patent:GB191200442 06.01.1913 Boult, Alfred Julius Burroughs : Improvements in or relating to Adding or like Machines
- Patent:GB191209013 16.01.1913 vormals Seidel und Naumann AG : Counting Mechanism for Chain Calculating Machines
- Patent:GB191201533 20.01.1913 Harry Robert Gall Inglis : Improvements in and connected with slide rules
- Patent:GB191202610 30.01.1913 Buckle, Edmund : Improvements in Dial Calculators
- Patent:GB191214562 30.01.1913 Vermehren, Johannes Vermehrens Regnemaskiner AS : Improvements in Calculating Apparatus
- Patent:GB191203390 06.02.1913 Underwood, John Thomas : Combined Typewriter and Computing Machine
- Patent:GB191219275 20.02.1913 Greve, John E. Wanderer Werke : Improvements in and relating to Adding and like Calculating Machines
- Patent:GB191219506 20.02.1913 Matjeka, Otto Rudolf : Improvements relating to Calculating Machines
- Patent:GB191205570 27.02.1913 Bernovits, Victor : Calculating Machine
- Patent:GB191220416 27.02.1913 William Henry Fowler Harold Fowler : Improvements in circular calculators
- Patent:GB191222370 06.03.1913 John Lawrence Hodgson : Improvements in integrating and recording mechanism for rate of flow meters
- Patent:GB191219273 13.03.1913 Greve, John E. Wanderer Werke : Improvements in the Keyboards and Connecting Members of Calculating Machines
- Patent:GB191207219 25.03.1913 Samuel Birdwood Reid : Improvements in scales for transposing music
- Patent:GB191215473 27.03.1913 Powers, James Powers Accounting Machine Comp. : Improved Mechanically Actuated and Controlled Apparatus for Compiling and Sorting Cards for Statistical or the like purposes
- Patent:GB191208261 03.04.1913 George Terry Burroughs Adding Machine Ltd : Improvements in or relating to Adding Machines
- Patent:GB191215001 03.04.1913 Fincato, Paolino : Improvements in and relating to Adding Machines
- Patent:GB191219274 03.04.1913 Greve, John E. Wanderer Werke : Improvements in Calculating Machines
- Patent:GB191228603 03.04.1913 Lilly Walter Elsworthy : Improvements in or relating to Logarithmic Calculating Apparatus
- Patent:GB191209704 17.04.1913 Jeffree, Frank Henry : Improvements in or relating to Tabular-calculating Apparatus
- Patent:GB191219276 17.04.1913 Greve, John E. Wanderer Werke : Improvements in Devices for Controlling the Engagement and Disengagement of the Counting Mechanism with the Actuating Segments of Adding a
- Patent:GB191301311 24.04.1913 Negretti and Zambra : Improvements in Compass Dividers
- Patent:GB191210148 29.04.1913 Piscicelli Taeggi, Roberto : Improvements in or relating to Calculating Machines
- Patent:GB191224275 01.05.1913 Trinks, Franz : Improvements in and relating to Calculating Machines
- Patent:GB191221446 08.05.1913 Bruckmann, Hugo : Improvements relating to Calculating Apparatus particularly Adapted for Reckoning out Charges for the use of Electricity, Gas Water and so
- Patent:GB191217401 22.05.1913 Beaucourt, Edmond : Improved Adding and Subtracting Apparatus
- Patent:GB191212717 29.05.1913 Farmar, Frank Charles : Improvements in or relating to Slide Rules
- Patent:GB191227801 29.05.1913 Trinks, Franz : Improvements in and relating to Calculating Machines
- Patent:GB191210902 09.06.1913 John Thomas Underwood : Combined Typewriting and Computing Machine
- Patent:GB191214901 26.06.1913 Cheape, John Albert : Improvements in and relating to Calculating Machines
- Patent:GB191216943 17.07.1913 Witsell, John Waring : Improvements in Adding Machines
- Patent:GB191301670 17.07.1913 Augustin Wilhelm : Improvements in Calculating Machines
- Patent:GB191217368 24.07.1913 Newton, George Tuurlow, Nicholls, Ernest Cliffe : Improvements in or relating to the Adding and Subracting Mechanism Fitted to Typewriters
- Patent:GB191301669 24.07.1913 Augustin Wilhelm : Improvements in Calculating Machines
- Patent:GB191317890 05.08.1913 Montessori, Maria : Abacuses
- Patent:GB191211076 11.08.1913 Bannehr, Leonard William und Watson, George Dolton : Improvements in Adding and Subtracting Machines
- Patent:GB191310015 11.08.1913 Bannehr, Leonard William und Watson, George Dolton : Improvements in or relating to Overrun-preventing Mechanism for Calculating and like Machines
- Patent:GB191315291 11.08.1913 Bannehr, Leonard William und Watson, George Dolton : Improvements in or relating to the Totalising Devices and Carrying Over Mechanism of Calculating and like Machines
- Patent:GB191218642 14.08.1913 Autarit GmbH : Improvements in or relating to Calculating Machines
- Patent:GB191229959 14.08.1913 Cordt, Hugo : Improvements in Calculating Machines
- Patent:GB191318763 18.08.1913 Aktiebolaget Adderator : Improvements in or relating to Subtraction Devices for Self-writing Adding Machines
- Patent:GB191223665 28.08.1913 Grimme Natalis : Improvements in Zeroizing Device for Calculating Machines
- Patent:GB191310753 28.08.1913 Faber-Castell : Improvements in and relating to Slide Rule Frames
- Patent:GB191301671 04.09.1913 Augustin Wilhelm : Improvements in Calculating Machines
- Patent:GB191229966 11.09.1913 Sims Frederick Lindley Hunt Sims Frederick Lindley Hunt : Improvements in and relating to Keyboard and Differential Mechanism for Adding and like Machines
- Patent:GB191223304 13.10.1913 Knecht, Benno : Improvements in or relating to Calculating Machines
- Patent:GB191229020 16.10.1913 Trinks, Franz : Improvements in Setting Mechanism for Calculating Machines
- Patent:GB191314152 16.10.1913 Baldwin, Frank Stephen : Improvements in and relating to Transfer Mechanism for Calculating Machines
- Patent:GB191321512 16.10.1913 Trinks, Franz : Improvements in Setting Mechanism for Calculating Machines of the Pin-wheel and Cam-disc Type
- Patent:GB191229214 23.10.1913 Trinks, Franz : Improvements in Calculating Machines
- Patent:GB191306053 23.10.1913 Poole, Frederick Arthur : Improvements in Logarithmic Mechanism for Indicating Average Speed or Rate of Motion of a Body
- Patent:GB191225345 05.11.1913 Simtion, Petru : Apparatus for Computing Interest and the like
- Patent:GB190423872 06.11.1913 William Henry Lock Arthur Hungerford Pollen : Improved methods of and apparatus for surveying trigonometrically, particularly adapted for the practical solution of problems connected with range finding and forecasting, especially naval range finding and forecasting
- Patent:GB190905031 06.11.1913 Arthur Hungerford Pollen Harold Isherwood : Improved means and apparatus for plotting the course of a moving ship
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- Patent:GB108722 17.08.1917 Haddan, Alfred John Henry NCR : Improvements in Key Controlled Differential Actuating Mechanism forh Registers and like Machines
- Patent:GB108800 17.08.1917 Haddan, Alfred John Henry NCR : Improvements in and relating to the Total and Sub-total Printing
- Patent:GB108726 20.08.1917 Haddan, Alfred John Henry NCR : Improvements in Cash Registers.
- Patent:GB108731 21.08.1917 Haddan, Alfred John Henry NCR : Improvements in Cash Registers or similar Machines with Detachable Entry Retaining Devices
- Patent:GB109057 22.08.1917 Regina Sa D Expl Des App Pisci : Improvements in Cash Registers.
- Patent:GB133974 22.08.1917 Barr, A; Stroud, W. : Logarithmic Calculators, Gunnery Calculators
- Patent:GB109067 27.08.1917 Lea James Edward : Improvements in Apparatus for Registering the Amount of Fuel Fed into a Boiler Furnace or the like
- Patent:GB108942 30.08.1917 Foster, Charles Accounting And Tabulating Corp : Improvements in and relating to Tabulating Machines.
- Patent:GB109283 30.08.1917 Sinclair, Thomas Charles : Improvements in or relating to Calculating Apparatus for use in Position Finding
- Patent:GB107766 06.09.1917 Siemens Schuckertwerke Gmbh : Improvements in or relating to Winding or Hauling Machinery.
- Patent:GB109107 06.09.1917 Percy Bentley, Thomas Jackson Jackson Brothers Ltd : Improvements in Slide Rules.
- Patent:GB109118 06.09.1917 White, Alfred Ernest Burroughs : Improvements in and relating to Adding Machines
- Patent:GB119041 11.09.1917 Compteurs De Voitures Taximetres : Improvements in Revolution Counters or Mileage Registers.
- Patent:GB109330 13.09.1917 Glaser William Henry : Improvements relating to Calculators.
- Patent:GB109556 20.09.1917 Ingenhof, Johannes : Improvements in or relating to Automic Apparatus for Measuring Heights
- Patent:GB101705 24.09.1917 Frey, Ernst Hermann : Improved Adding and Subtracting Apparatus
- Patent:GB109981 24.09.1917 Hanks, Frederick Archer : An Instrument for Instantaneous Communication of Time Intervals and Angels for Use in Gun Laying
- Patent:GB109994 01.10.1917 Fairweather, Wallace Cranston Underwood Computing Machine Co. : Combined Typewriting and Computing Machines.
- Patent:GB119655 02.10.1917 Kahrs, Otto : Improvements in Self-writing Adding Machines and the like.
- Patent:GB102150 11.10.1917 Powers, James : Improvements in recording tabulating machines
- Patent:GB117747 16.10.1917 Rye, A. L. : plane trigonometry calculators
- Patent:GB110851 08.11.1917 Shephard, Harry : Improvements in or relating to Calculating Apparatus
- Patent:GB110984 15.11.1917 Duckham Arthur McDougall : Improvements in Proportional Calculators.
- Patent:GB111121 22.11.1917 Kidd George Watson : An Improved Calculating Device
- Patent:GB146885 22.11.1917 Trinks, Franz : Capacity Signals for the Totalizing Counters of Calculating Machines
- Patent:GB146886 09.12.1917 Trinks, Franz : Capacity Signals for the Totalizing Counters of Calculating Machines
- Patent:GB102734 11.12.1917 Elsner, O.; Ramuz, O. Effort S A L : Apparatus for Sorting and Counting Discs of Different Diameters
- Patent:GB111729 13.12.1917 Remington Typewriter Co. : Improvements in Multiplying Machines.
- Patent:GB115207 13.12.1917 Buchanan, W. S. : Slide Rules for Determining the Output of Paper Making Machines
- Patent:GB112104 27.12.1917 Nuebling, Edward und Curtis, Edward Franklin Pumps and Motors : Improvements in or relating to Rotary Meters
- Patent:GB112145 28.12.1917 Flavell, Leo Edward und Priest, Clarence Sidney : Improvements in Totalizing Apparatus.
- Patent:GB124692 02.01.1918 Wade, H. Burroughs Adding Machine Co : Adding Apparatus
- Patent:GB124693 02.01.1918 Wade, H. Burroughs Adding Machine Co : Adding Apparatus with Operating Means
- Patent:GB124694 02.01.1918 Wade, H. Burroughs Adding Machine Co : Type Bar Machines
- Patent:GB108460 03.01.1918 Boyelle-Morin, Georges : Improvements in Testing or Determining the Hardness of Metals and other Substances
- Patent:GB112351 10.01.1918 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB112530 17.01.1918 Crutchley Charles Frederick : A New or Improved Implement for Facilitating the Tuning of Pianos,
- Patent:GB112577 17.01.1918 Boyd, Archibald Edward : An Improved Automatic Counter.
- Patent:GB112920 23.01.1918 Hucks, William : Improvements in connection with Apparatus for Aerating or Charging Gas
- Patent:GB112681 24.01.1918 Christie, Robert Arthur : Improvements in Slide Rules.
- Patent:GB112719 24.01.1918 Dodson Alcada Franklin : Improvements in and relating to Calculating Machines
- Patent:GB112822 28.01.1918 Graham Thomas : Apparatus for Interpreting Stability for the use of Shipmasters.
- Patent:GB112907 31.01.1918 McKean, John Graves : Improvements in and relating to Apparatus for the Mechanical Solution of Plane Triangles
- Patent:GB113136 07.02.1918 Wilson, Walter Gordon Metropolitan Carriage Wagon And Finance : Improved Means for Computing the Elevation or Deflection of Guns
- Patent:GB113178 14.02.1918 Cowey, Leonard Eugene : Improvements in or relating to Distance Registers or Odometers.
- Patent:GB146392 25.02.1918 Ammann, O. : Computing Scales for Gunnery Calculations
- Patent:GB112416 28.02.1918 Nicole Paul : Improvements in Calculating Apparatus
- Patent:GB113670 05.03.1918 Blakey, James William : Improvements in Apparatus for Facilitating the Burling and Mending of
- Patent:GB113841 08.03.1918 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB112274 21.03.1918 Siemens Schuckertwerke Gmbh : Improvements in or relating to Hauling or Winding Machinery.
- Patent:GB114064 21.03.1918 Thurlow, Albert : Improvements in or connected with Tide Table Apparatus.
- Patent:GB114073 21.03.1918 Lambert, Walter Odwin Hutton : Improvements in Apparatus for Solving Problems relating to Speed
- Patent:GB114095 21.03.1918 Ottinger, Nathan : Improvements in or relating to Devices for Measuring Lengths.
- Patent:GB114321 25.03.1918 Manson Jermiah Leask : Improvements in Calculating Rules
- Patent:GB115029 11.04.1918 Blaustein, Joseph : Improvements in Calculating Machines
- Patent:GB115090 25.04.1918 Baltisser, Jacob : Improvements in or relating to Calculating Machines, especially Devised for Computations relating to Geodetic Measurements
- Patent:GB115093 26.04.1918 Higgins, Albert und Cattle, Percy Stanley : Apparatus for Registering the Variable Movements of Parts of Weighing
- Patent:GB115447 10.05.1918 Banwell, Henry Charles und Phillips, Frederick NCR : Improvements in Autographic Cash Recorders.
- Patent:GB116121 23.05.1918 Bentham, Cecil Simon Ltd : Improvements in or connected with Apparatus for Automatically Counting or Registering Packages or Articles whilst in Transit on Conveyors, Elevators or Shoots
- Patent:GB115981 30.05.1918 Wilfrid Henry Davis John Davis and Son Derby Ltd : Improvements in Slide Rules.
- Patent:GB116243 31.05.1918 Wade, Harold : Improvements in and relating to Keyboard and Zeroising Interlocking-devices for Adding-maschines
- Patent:GB112455 13.06.1918 Printz, Oscar Adolf Kristian : Improvement in Adding Machines
- Patent:GB108313 27.06.1918 Buck, G. B. Tabulating Machine Co : An Improved Machine for Checking or Verifying the Correctness of the Positions of Holes Punched in Record Cards and the like
- Patent:GB117278 10.07.1918 Bell, Arthur Mitchell : Improvements in Calculating Apparatus particularly applicable for Problems connected with Textile Trades
- Patent:GB117316 18.07.1918 Dorer, Primus Otto Smith & Sons Ltd. : Improvements in or relating to Pawl-and-ratchet Mechanism for Odometers and the like
- Patent:GB117318 18.07.1918 Chew, Albert Charles : Slide Rule
- Patent:GB117834 29.07.1918 Soper, Herbert Edward : Improvements in the Method of and Means for Compiling Tabular and Statistical Data.
- Patent:GB117912 31.07.1918 Wade, Harold : Improvements in or relating to the Zeroizing-mechanism of Adding Machines
- Patent:GB132307 01.08.1918 Barry, A. G.; Proudfoot, A. : Computing Scales for Gunnery Calculations
- Patent:GB146545 09.08.1918 Baker, Thomas Yeomans : Navigation machine for determination of position from astronomical observations
- Patent:GB118137 12.08.1918 Hazel, William Charles : Improvements in Tills adapted especially to Deal with Paper Money.
- Patent:GB118217 12.08.1918 Hazel, William Charles : Improvements in Cash Registers.
- Patent:GB117982 15.08.1918 Crawford, Edward Newton : Improvements in and relating to Computing Yard Measures.
- Patent:GB117985 15.08.1918 Hollerith, Hermann : Improvements in Tabulating Machines.
- Patent:GB131277 16.08.1918 Lake, C. D. Tabulating Machine Co. : Statistical Machines
- Patent:GB131584 19.08.1918 Liedstrand, Karl Emil Leonard : Statistics, Compiling and Sorting
- Patent:GB145509 19.08.1918 Optische Anstalt Goerz AG : Transfer Mechanism
- Patent:GB131902 27.08.1918 Peirce, John Royden : Distributing Machine
- Patent:GB118396 29.08.1918 Visconti-Prasca, Giulio : Improvements in Computing Apparatus.
- Patent:GB118455 29.08.1918 Hollerith, Hermann : Improvements relating to Tabulating Machines.
- Patent:GB132018 31.08.1918 Aktiebolaget Svenska Räknemaskiner : Multiplying and Dividing Apparatus
- Patent:GB132038 05.09.1918 Berner, C. A. O. Telegraph Construction & Maintenance Co. : plane trigonometry calculators
- Patent:GB154607 09.09.1918 Krems, O. : Multiplying and Dividing Apparatus
- Patent:GB118939 19.09.1918 George, William George : An Area Meter for Measuring the Extent of Ground Cultivated by a Plough
- Patent:GB118982 19.09.1918 Ridderstad, Carl Fredrik Gustaf : Improvements in or relating to Apparatus for Indicating the Length of the outrunning wire of fishing Smacks
- Patent:GB119260 22.09.1918 Brewerton, Arthur Ernest : Improvements in or relating to Apparatus for Indicating Components of Movements
- Patent:GB119113 26.09.1918 Brown, George Lawton und Wheeler, Arthur Dickinson : Improvements in or relating to Card-index and like Filing Appliances.
- Patent:GB133048 26.09.1918 Odhner, Valentin Jakob : Zeroizing Mechanism
- Patent:GB119255 03.10.1918 Koffskey, George : Improvements in Calculating Instruments for Nautical Astronomy
- Patent:GB119534 04.10.1918 Addometer Corporation : Improvements in and relating to Calculating and like Machines
- Patent:GB133682 05.10.1918 Billeter, Max; Bohnhorst, O. : Logarithmic Calculators
- Patent:GB146893 15.10.1918 Optische-Anstalt C. P.Goerz Akt.-Ges. : Printing Totals and Sub Totals
- Patent:GB119818 17.10.1918 Printz, Oscar Adolf Kristian : Improvements in Adding Machines
- Patent:GB154608 18.10.1918 Krems, O. : Multiplying and Dividing Apparatus
- Patent:GB120247 29.10.1918 Corsellis, Douglas Henry : Improvements in or relating to Calculating Devices for use with Ordnance and Small Arms
- Patent:GB120161 31.10.1918 Hordle, Stanley Latour : Trench Mortar Gun-setting Indicator.
- Patent:GB134833 05.11.1918 Fabriques des Montres Zenith : Slide Rule
- Patent:GB135184 09.11.1918 White, R. N. : Tills; Systematic Arrangement for Controlling Sales
- Patent:GB135195 13.11.1918 Sauvageon, L. : plane trigonometry calculators
- Patent:GB120630 18.11.1918 Arter, John James Bedney James Cycle Company Ltd : Improvements relating to Ordnance.
- Patent:GB135490 18.11.1918 Boettcher, A. H. : Sights for use in bomb or mail dropping from aircraft
- Patent:GB120696 21.11.1918 Ritter, Sophus Frederik : Improvements in Cash Control or Checking Apparatus.
- Patent:GB135585 26.11.1918 Gustave Goodwill : Improvements in or relating to instruments for ascertaining the speed of aircraft
- Patent:GB120980 29.11.1918 Eastwood, William : Improvements in or appertaining to Watches, Aneroid Barometers and other dial instruments
- Patent:GB120985 02.12.1918 Allaun, Charles : A Device or Calculator for Multiplying, Dividing, Adding and Subtracting Integers
- Patent:GB120999 05.12.1918 Fawssett, Evelyn : Improvements in or relating to Electrical Instruments of the Recording
- Patent:GB121009 05.12.1918 Banwell, Ernest : A New or Improved Appliance for Calculting Workmens Wages and the like
- Patent:GB121066 05.12.1918 Buchanan, William Stanhope : Improvements in Slide-rules for Calculating the Weight of Rare Size Sheets of Paper from the Known Weight of Standard Size Sheets of like Thickness or Substance
- Patent:GB134674 12.12.1918 Wheelwright, J. S. : Improvements in or relating to Apparatus for Determining the Speed and Course of Aircraft
- Patent:GB131222 13.12.1918 Courty, R. : Odometer
- Patent:GB112012 19.12.1918 Giot, Henri Louis Victor Desire : Improvements in Stars Transit Calculators and Indicators for Mariners.
- Patent:GB121414 19.12.1918 Mcneil John : Improved Ellipsograph
- Patent:GB135671 21.12.1918 Martin, W. H. : Slide Rule
- Patent:GB121677 02.01.1919 Mackenzie Kenneth Donald : Apparatus for Finding or Computing Logarithms and Autilogarithms of
- Patent:GB122018 09.01.1919 Gill, Hubert Alexander International Patent Licensing Corporation : Improvements in Photographic Cameras.
- Patent:GB122230 09.01.1919 Morison, Donald Barns : Improvements in Indicating and Recording Apparatus.
- Patent:GB138959 13.01.1919 Gardiner, F. T. : Counting Apparatus
- Patent:GB122087 16.01.1919 Kennedy Jerome Francis : An Improved Instrument for Determining on a Map the Position of an
- Patent:GB122435 20.01.1919 Squire, Cecil Edward und Jowett Thompson : An Improved Calculating Machine
- Patent:GB138097 20.01.1919 Odhner Aktiebolaget : Multiplying and Dividing Apparatus
- Patent:GB141825 28.01.1919 Hargreaves, F. J. : Comparison Photometers
- Patent:GB131823 30.01.1919 Bogaert, J. P. van : Differentiating Calculators
- Patent:GB133577 30.01.1919 Windle, E : Plane Trigonometry Calculators, Slide Rules
- Patent:GB122884 04.02.1919 Maunde-Thompson, Francis George : Improvements in Counters Applicable for Gravity Runways and similar
- Patent:GB122900 06.02.1919 Cox, Charles Henry Farley : Improvements in or relating to Slide Rule for Finding the Value of Goods sold by Weight or Measure
- Patent:GB139576 11.02.1919 Vermehren, J : Multiplying and Dividing Apparatus
- Patent:GB142212 12.02.1919 Clauson, A. E. : Abacuses
- Patent:GB143311 19.02.1919 Haddan, Alfred John Henry NCR : Cash Registers with operating means
- Patent:GB123241 20.02.1919 Guy, Frank Edward : Improvements in and relating to Calculating Machines
- Patent:GB123279 20.02.1919 Bloxam, Arthur George Russische Akt.-Ges. L. M. Ericsson and Co. : Improvements relating to Means for Indicating the Corrections to be Applied for Deflection or Elevation when Firing at Moving Targets
- Patent:GB123390 20.02.1919 Burdick, Charles Laurence und Parnham, John Benjamin : Improvements in Coin Actuated Machines.
- Patent:GB143618 24.02.1919 Wittnebert, D. : Adding and Subtracting Apparatus
- Patent:GB133629 26.02.1919 Soc. Marion et Cie. : plane trigonometry calculators
- Patent:GB143631 26.02.1919 Thompson, S. P. : Calendars and Date Indicators
- Patent:GB123818 06.03.1919 Haddan, Alfred John Henry NCR : Improvements in Differential Mechanism for Key Set and Key Operated Cash Registers and like Registering Machines
- Patent:GB144366 06.03.1919 Haddan, Alfred John Henry NCR : Tickets, issuing and cutting off
- Patent:GB191418546 06.03.1919 William Stroud Barr and Stroud Ltd. : Improvements in Fire Control Apparatus-Means for Measuring the Course and Speed of a Target and thereby Determining the Rate of Change of Range and Deflection
- Patent:GB144373 07.03.1919 Haddan, Alfred John Henry NCR : Column Printing Arrangements
- Patent:GB144538 07.03.1919 Haddan, Alfred John Henry NCR : Machines for writing on Books
- Patent:GB144542 07.03.1919 Haddan, Alfred John Henry NCR : Looking devices
- Patent:GB123779 13.03.1919 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB123780 13.03.1919 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB123938 13.03.1919 Collins, Norman und Wallis Abraham Gray : Improvements in or relating to Clock Movements.
- Patent:GB140442 18.03.1919 Le Sort, H. T. M. : Modifying Scale
- Patent:GB124091 20.03.1919 George Ernest Eburah Avery Ltd W and T : Improvements in Machines for Weighing, Counting or Calculating Articles by Weight
- Patent:GB124119 20.03.1919 Stamper Joseph : Improvements in Tabular Apparatus for Facilitating Deductions of
- Patent:GB140363 20.03.1919 Fuller, Frederick Remington Rand : Differentially moved Indicators
- Patent:GB124245 21.03.1919 Fergusson John Coleman : Improvements in Magnetic Compasses, and in other Surveying and
- Patent:GB124281 21.03.1919 Smith, George : Improvements in Money Boxes.
- Patent:GB124329 27.03.1919 Bain, John : Improvements in or relating to Instruments for Calculating a Ships Position at Sea
- Patent:GB124860 01.04.1919 Brink, Carl August : Improvements in and relating to Counting-apparatus and Associated Stop Mechanism for Machinery
- Patent:GB124537 02.04.1919 Saxby, Herbert Baber Shephard, Thomas Fredrick : Improvements in or relating to Ball Releasing Apparatus applicable for Signalling or Registering Purposes
- Patent:GB124538 02.04.1919 Wade, Harold : Improvements in or relating to Differential Setting and Actuating Devices with Associated Keyboard Construction for Adding and like Registeri
- Patent:GB124695 02.04.1919 Burroughs Adding Machine Comp. : Improvements in or relating to locking and interlocking mechanisms for keyboard adding and like registering-machines
- Patent:GB125041 02.04.1919 Wade, Harold : Improvements in or relating to Total-taking Mechanism for Adding and like Registering Machines
- Patent:GB142625 02.04.1919 Livesey, F. J. Everett and Co. : Adding and Subtracting Apparatus
- Patent:GB124466 03.04.1919 Macartney, Walter Crealock, Redpath, Robert : Improved Means for Calculating the Range and Height of Aircraft
- Patent:GB144544 07.04.1919 Haddan, Alfred John Henry NCR : Type Wheel Action
- Patent:GB124787 10.04.1919 Coulson, William Thomas [Optalyte]] Ltd. : A Means of Determining the Heights from the Ground of Aircraft and the like
- Patent:GB124795 10.04.1919 Pennington, Lewis Theodore Marm : Improvements in and relating to Firing Devices of Bombs and the like
- Patent:GB125032 10.04.1919 Nicoletti Luigi CUAR : Improvements relating to Cipher Apparatus
- Patent:GB146790 10.04.1919 Mays, James Francis : Improvements in overthrow-preventing mechanism for calculating apparatus
- Patent:GB146791 10.04.1919 Mays, James Francis : Improvements in differential mechanism for calculating apparatus
- Patent:GB146792 10.04.1919 Mays, James Francis : Improvements in calculating apparatus for performing the operation of division
- Patent:GB147265 10.04.1919 Mays, James Francis : Improvements in transfer mechanism for calculating apparatus
- Patent:GB147285 16.04.1919 Thompson, S. P. : Tubular Calculators for Interest
- Patent:GB147306 23.04.1919 Smith, A.E.; Bloodworth, F.J.; Adams, A. Smith & Co. E. : Tabular Calculators
- Patent:GB125455 24.04.1919 Barr, Archibald; Stroud, William Barr and Stroud Ltd : Improvements in Instruments for use in connection with Anti-aircraft Gunnery
- Patent:GB125457 24.04.1919 Phillips, George Frederick : Improvements in and relating to Apparatus for Calculating the Ranges of Aircraft from the Observations of Range-finders
- Patent:GB125468 24.04.1919 Pollen, Arthur Hungerford und Landstad, Halvor Folkestad : Bomb Dropping Sight for Aircraft.
- Patent:GB150735 28.04.1919 Pein, E. J. von NCR : Cash Registers
- Patent:GB125588 01.05.1919 Barr, A.; Stroud, W. Barr and Stroud Ltd : A Deflection Indicator for use in connection with Anti-aircraft Guns.
- Patent:GB125891 01.05.1919 Rymer-Jones, John : Improvements in or relating to Apparatus whereby the Mean Gauge of a Wire or othe cylindrical Body of small Diameter can be Ascertained
- Patent:GB707804 04.05.1919 Ateliers Vaucanson :
- Patent:GB126436 05.05.1919 MacGill, Charles Dalrymple Barr and Stroud Ltd : Improvements in Indicators of the Type Comprising Carry-over Gear
- Patent:GB126090 08.05.1919 Isaki, Fukutaro Nihon Suitoki Kabushiki Kaisha : Improvements in and relating to Transfer or Carrying-over Mechanism
- Patent:GB126186 08.05.1919 Cowey, Leonard Eugene : Improvements in or relating to Odometers.
- Patent:GB126453 08.05.1919 Scarlett, Frederick Ernest Wilson, Edward Other : Device for Obtaining the Diameters
- Patent:GB143233 14.05.1919 Odhner, Valentin Jakob : Transfer Mechanism
- Patent:GB126798 16.05.1919 Barr, Archibald und Stroud, William Barr and Stroud Ltd : Improvements in or connected with Mechanism for Producing Motions Representing a Function of Two Independent Variables in Calculating Apparat
- Patent:GB167191 21.05.1919 Hubert Capel Lofft Holden : Improved apparatus for predicting the future position of a target or other moving object
- Patent:GB122632 22.05.1919 Watson, John Warren Watson, Richard Adlai : Improvements in Mileage Indicators for Tires.
- Patent:GB126689 22.05.1919 Lees, Edgar Whitehead Torpedo Works : Improvements in or relating to the Gyroscopic Steering Mechanism of Automobile Torpedoes
- Patent:GB143884 28.05.1919 Trinks, Franz : Multiplying and Dividing Apparatus
- Patent:GB127052 29.05.1919 Shove, Ralph Samuel : New or Improved Method of and Means for Converting Normal to Gun Range or vice versa.
- Patent:GB127280 05.06.1919 Routin, Joseph Louis Maison Breguet : Chronotelemetrical Apparatus for use in Regulating the Firing of Anti Aircraft Guns
- Patent:GB127314 05.06.1919 Brillie Freres Sa Des Atel : Improved Apparatus for Regulating the Aiming of Guns at Aerial Targets
- Patent:GB127349 05.06.1919 Routin, Joseph Louis Maison Breguet : Improvements in Chronotelemetrical Apparatus for use in Regulating the firing of Anti Aircraft Guns
- Patent:GB127351 05.06.1919 Routin, Joseph Louis Maison Breguet : Improvements in Chronotelemetrical Apparatus for use in Regulating the firing of Anti Aircraft Guns
- Patent:GB144650 06.06.1919 Julius, G. A. : Wheel Machines for Printing Tickets
- Patent:GB128002 13.06.1919 Boggio Alfredo Santiago : Improvements in Apparatus for Calculating the Date of Expiry of a Given Period
- Patent:GB128045 19.06.1919 Andersson, Wictor Oskar Julius : Improvements in Calculating Machines of the Cam-disc and Pin-wheel Type
- Patent:GB128062 19.06.1919 Andersson, Wictor Oskar Julius : Improvements in Calculating Machines of the Cam-disc and Pin-wheel Type
- Patent:GB128086 19.06.1919 Gaynor, Thomas Francis : Globe and Accessory Devices.
- Patent:GB128264 26.06.1919 Power, Richard Fitz und Hughes, Henry Alexander : An Improved Artillery Clock Code Translation Apparatus
- Patent:GB128811 03.07.1919 Bathurst, Arthur Apsley : Improvements in or relating to Course-setting or Calculating Instruments for Navigation or like purposes
- Patent:GB128878 03.07.1919 Gallagher William, Crompton James : Apparatus for the Calculation of the Thermal Efficiency, and other
- Patent:GB128965 10.07.1919 Dehn, Frank Bernhard : Improvements in Adding Machines
- Patent:GB129153 10.07.1919 Andersson, Wictor Oskar Julius : Improvements in Calculating Machines of the Pin-wheel and Cam-disc Type
- Patent:GB152417 12.07.1919 Harper, John : Improvements in tea-pots and such like vessels
- Patent:GB129312 17.07.1919 Marden, Basil Jock Newton : New or Improved Method of Directing a Route to a Pre-determined Destination through an unknown Country by observation of either the Sun, Moon or Stars and an instrument therefor.
- Patent:GB129372 17.07.1919 Hill Henry Warburton : Improvements in connection with Sighting Apparatus for use against
- Patent:GB129533 17.07.1919 Jackson Thomas : Improvements in Slide Rules.
- Patent:GB129600 17.07.1919 Jackson Thomas : Improvements in Slide Rules.
- Patent:GB130123 17.07.1919 Haddan, Alfred John Henry : Improvements in Coin Controlled Machines for Issuing Tickets and the like
- Patent:GB127228 22.07.1919 Fuller, Frederick NCR : Improvements in Cash Registers or the like.
- Patent:GB127237 22.07.1919 Fuller, Frederick NCR : Improvements in Cash Registers or the like.
- Patent:GB130007 31.07.1919 Addometer Corporation : Improvements in and relating to Calculating Machines
- Patent:GB130206 31.07.1919 Claxton James Oscar : An Instrument for Making Calculations Involved in the Navigation of
- Patent:GB130348 01.08.1919 Dawson, Arthur Trevor und Buckham, George Thomas : An Improved Indicating Instrument for use in connection with Fuze
- Patent:GB130426 07.08.1919 Lees, Edgar Whitehead Torpedo Works : Improvements in or relating to the Gyroscopic Steering Mechanism of Automobile Torpedoes
- Patent:GB131109 11.08.1919 Wade, Harold : Improvements in or relating to Adding Machines
- Patent:GB130930 14.08.1919 Thurburn, Theodore Hugh : Improvements in or relating to Means or Apparatus suitable for use in solving Problems in Nautical Astronomy, Navigation and spherical triangles
- Patent:GB131160 18.08.1919 Gladstone, Joshua Hamilton : A Calculating Device and Improvements in Calculating Apparatus with Multilinear Logarithmic Scales
- Patent:GB131010 21.08.1919 Dehn, Frank Bernard : Improvements in Printing-attachments for Adding Machines
- Patent:GB131757 04.09.1919 Wimperis, Harry Egerton : Improvements in Apparatus for Determining Directions and Speeds
- Patent:GB149848 11.09.1919 Laupitz, Robert : Adding and Subtracting Apparatus
- Patent:GB153237 11.09.1919 Laupitz, Robert : Transfer Mechanism
- Patent:GB117463 12.09.1919 Arton Sven : Cash Register.
- Patent:GB132820 02.10.1919 Dehn, Frank Bernard Automatic Bookkeeping Register Co. : Transfer or Carrying-over Mechanism for the Totalizing Counters of Adding and Registering Machines.
- Patent:GB152682 21.10.1919 Krupp AG : Improvements in and relating to surface measuring apparatus
- Patent:GB134638 13.11.1919 Marsh, Albert : Improvements in or relating to Ticket Delivering
- Patent:GB134752 13.11.1919 Tidswell, Hubert Royds : Sex Calculator.
- Patent:GB154573 26.11.1919 Price, F. : Tabular Calculators
- Patent:GB129634 27.11.1919 Jean Brizon : Improvements in and relating to Apparatus for Indicating the Ground Speed of Aircraft
- Patent:GB135646 04.12.1919 Angus, Thomas Cochrane : Improvements in and relating to Protractors and Associated Calculating Scales for Laying-off and Calculating Aircraft Courses, Distances and S
- Patent:GB134558 11.12.1919 Douglas, H. P.; Appleyard, Rollo : Improvements in range finding and like apparatus
- Patent:GB136043 11.12.1919 Walls Robert Reid : Improvements in or relating to Harmonographs.
- Patent:GB136090 11.12.1919 Smith Edward William : Improvements in Slide Rules.
- Patent:GB136093 11.12.1919 Watkins Alfred : Improvements in Graduated Scales and Index or other Sliding Reading
- Patent:GB136628 17.12.1919 Frances Maud Russell Clarke Autokal Syndicate Ltd : Improvements in or relating to Calculators.
- Patent:GB136629 17.12.1919 Frances Maud Russell Clarke Autokal Syndicate Ltd : Improvements in or relating to Calculators.
- Patent:GB136630 17.12.1919 Frances Maud Russell Clarke Autokal Syndicate Ltd : Improvements in or relating to Calculating Machines Combined with Typewriters
- Patent:GB136996 31.12.1919 Connell, Martin Francis : Improvements in or relating to Ticket Issuing Machines for Totalisators
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