Patent

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Patent:GB147113
29.09.1915 Trinks, Franz (P) : Adding and Subtracting Apparatus
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Patent:GB147467
26.06.1915 Trinks, Franz (P) : Multiplying and Dividing Apparatus
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Patent:GB147468
19.07.1915 Schaller, Carl (P) : Multiplying and Dividing Apparatus
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Patent:GB147469
17.06.1915 Schaller, Carl (P) : Multiplying and Dividing Apparatus
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Patent:GB147751
07.07.1915 Schaller, Carl (P) : Multiplying and Dividing Apparatus
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Patent:GB147841
22.06.1915 Schaller, Carl (P) : Multiplying and Dividing Apparatus
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Patent:GB191319815
10.06.1915 Trinks, Franz (P) : Improvements in Calculating Machines having Revolutions Counting Mechanisms
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Patent:GB191323575
24.06.1915 Bunzel Delton (P) Werk : Improvements in Calculating Machines
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Patent:GB191323689
24.06.1915 Trinks, Franz (P) : A Tens Transfer Mechanism for Counting Mechanisms of Calculating and like Machines
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Patent:GB191324064
24.06.1915 Bunzel Delton (P) Werk : Improvements in Calculating Machines
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Patent:GB191324381
24.06.1915 Bunzel Delton (P) Werk : Improvements in Calculating Machines
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Patent:GB191325754
08.07.1915 Trinks, Franz (P) : A Tens Transfer Mechanism for the Counting Mechanisms of Calculating and like Machines
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Patent:GB191326896
07.01.1915 Powers, James (P) : Tabulator printers
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Patent:GB191327655
01.01.1915 White, Alfred Ernest (P) White Alfred Ernest : Improvements in and relating to Methods of Calculating and Calculating Apparatus
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Patent:GB191400037
22.07.1915 Trinks, Franz (P) : Improvements in Calculating Machines
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Patent:GB191400618
11.01.1915 Willem Anne Mouton Archibald Barr William Stroud : Improvements in or connected with apparatus for the conversion of motion according to one law into motion according to another law
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Patent:GB191400829
12.02.1915 Heath, William Raphael (P) : Improvements in Adding and Subtracting Apparatus
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Patent:GB191400869
15.07.1915 Wanderer (P) Werke vormals Winklhofer : Improvements in and relating to Calculating Machines
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Patent:GB191401326
29.07.1915 Rasmussen, Carl (P) : Improvements in and relating to Calculating Machines
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Patent:GB191401327
15.07.1915 Rasmussen, Carl (P) : Improvements in and relating to Calculating Machines
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Patent:GB191401782
10.06.1915 Pivoda, Franz (P) : Improvements in Calculating-apparatus for Determining Date Intervals
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Patent:GB191402007
29.07.1915 Schaller, Carl (P) : Improvements in and relating to Calculating Machines
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Patent:GB191402064
21.01.1915 Krog, Fredrik Arentz (P) : Apparatus for Calculating Wages
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Patent:GB191403083
05.02.1915 Addometer Corporation (P) : Improvements in Adding Machines
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Patent:GB191403084
04.02.1915 Addometer Corporation (P) : Improvements in Adding Machines
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Patent:GB191403085
04.02.1915 Addometer Corporation (P) : Improvements in Calculating Machines
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Patent:GB191404000
01.07.1915 AEG (P) : Mounting the Pivots for Writing, Calculating and similar Machines
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Patent:GB191404880
15.07.1915 Trinks, Franz (P) : Improvements in and relating to Calculating Machines
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Patent:GB191405009
29.07.1915 Greve, John E. (P) Wanderer (P) Werke : Improvements in Printing Mechanism for Calculating Machines
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Patent:GB191407963
24.06.1915 Trinks, Franz (P) : Improvements in Transfer Mechanism for Calculating and like Machines
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Patent:GB191408081
24.06.1915 Trinks, Franz (P) : Improvements in and relating to Calculating Machines
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Patent:GB191409871
21.05.1915 Burridge, Lee Spear (P) : Improvements in Adding Machines
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Patent:GB191411030
05.05.1915 Lee, John (P), Bottomley, Frederick Joseph (P) : A New or Improved Calculating Apparatus
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Patent:GB191412674
13.05.1915 Addometer Corporation (P) : Improvements in and relating to Calculating Machines
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Patent:GB191413073
27.05.1915 Cashmore, Montague (P) : Improvements in or relating to Proportion Calculators
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Patent:GB191413796
01.07.1915 McIndoe, James (P) : Improvements in and relating to Tabular Calculating Apparatus
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Patent:GB191414052
10.06.1915 Haddan, Reginald (P) NCR (P) : Improvements in Adding Machines
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Patent:GB191414580
17.06.1915 Wade, Harold (P) : Improvements in or relating to Adding Machines
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Patent:GB191415107
17.06.1915 Burroughs (P) Adding Machine Co. : Improvements in or relating to platen-rotating mechanism for adding typewriting or like machines
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Patent:GB191415609
22.04.1915 Gill Hubert Alexander Burroughs (P) : Improvements relating to Calculating Machines
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Patent:GB191417079
19.07.1915 Quentell, William Prehn (P) : Improvements in Calculating Machines
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Patent:GB191417274
15.04.1915 Wheatley Frederick Yeld : Parturition Calculator
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Patent:GB191417639
01.04.1915 Burroughs (P) : Improvements in the Control and Operation of Adding Machines
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Patent:GB191417765
22.07.1915 Wade, Harold (P) : Improvements in or relating to Combined Adding and Printing Machines
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Patent:GB191417769
27.07.1915 Wade, Harold (P) : Improvements in or relating to Calculating Machines
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Patent:GB191417785
17.06.1915 Haddan, Reginald (P) NCR (P) : A New or Improved Change Indicator more particularly for Indicating Change in Cash Registers or Calculating Machines
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Patent:GB191418709
22.07.1915 John Lawrence Hodgson : Improvements in Integrating Machines
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Patent:GB191419145
29.11.1915 Enberg, John Christer (P) : Improvements in or relating to Calculating Machines
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Patent:GB191419146
29.11.1915 Enberg, John Christer (P) : Improvements in or relating to Key Mechanism for Calculating Machines, Cash Registers, and the like
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Patent:GB191419461
17.06.1915 Hollerith, Herman (P) British Tabulating (P) Machine Co., Ltd. : Improvements in or relating to Registering and Recording Apparatus
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Patent:GB191420941
13.05.1915 Myles, William Edmund : Profit Adjusting Bacon Chart
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Patent:GB191421089
30.09.1915 Wade, Harold (P) : Improvements in or relating to Calculating Machines
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Patent:GB191421274
22.07.1915 Wade, Harold (P) Burroughs (P) Adding Machine Co. : Improvements in or relating to Adding Machines
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Patent:GB191421275
01.07.1915 Wade, Harold (P) Burroughs (P) : Improvements in or relating to Adding Machines
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Patent:GB191421646
07.10.1915 Webb, Michael Joseph (P) : Improvements in connection with Calculating Devices
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Patent:GB191421832
30.11.1915 Mason, James Henry (P) : Improvements in or relating to Adding Machines
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Patent:GB191421924
03.11.1915 Robertson, Thomas : Improvements in and relating to Slide Rules
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Patent:GB191422194
10.06.1915 Wade, Harold (P) : Improvements in or relating to Tally-roll Attachments for Adding and Listing Machines
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Patent:GB191423620
25.11.1915 Burt, Edward Alexander Philips (P) : An Improved Measuring and Calculating Rule
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Patent:GB191423968
17.06.1915 Lilly Walter Elsworthy : Improvements in and relating to Logarithmic Calculating Apparatus
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Patent:GB191424239
17.12.1915 Gray, John (P) : An Improved Slide Rule
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Patent:GB191424412
26.08.1915 Addometer (P) Corp. : Improvements in and relating to Calculating Machines
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Patent:GB191424494
30.09.1915 Burroughs (P) Adding Machine Comp. : Improvements in or relating to Adding and Calculating Machines
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Patent:GB191424723
21.10.1915 Addometer Corporation (P) : Improvements in and relating to Calculating Machines
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Patent:GB191500006
21.10.1915 Wade, Harold (P) : Improvements in or relating to Adding or Calculating Machines
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Patent:GB191501505
04.11.1915 Brown, Joseph Arthur (P) : A New or Improved Device for Range Finding or Distance Calculating
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Patent:GB191501764
09.09.1915 AEG (P) : Bearing for the Levers of Typewriting, Calculating Machines and the like
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Patent:GB191502623
26.08.1915 Venturino, Maximo Eduardo (P) : An Improved Method and Apparatus for Ascertaining or Calculating the Direction of a Line between Two Points Invisible to each other
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Patent:GB191502857
11.11.1915 Milton Olin Spicknall : Improvements in and relating to slide rules
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Patent:GB191504677
20.05.1915 Burnett, Arthur John Herbert; Grice-Hutchinson, George William : Improvements in and relating to Transfer Mechanism for Cash Registers
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Patent:GB191506219
28.05.1915 NCR (P) : Improvements in Totalizers more particularly adapted for use in Keyboard Ticket Issuing Machines and in Differential Actuating and Zeroizing Mechanism therefor
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Patent:GB191506220
27.05.1915 NCR (P) : Improvements in the Transfer Mechanism of Totalizing Counters
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Patent:GB191508034
15.07.1915 Ketley Charles Bosworth : Improvements in Machines for Calculating and Recording Data Borne by Shaped Record Cards
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Patent:GB191509572
29.12.1915 Addometer Corporation (P) : Improvements in and relating to Calculating Machines
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Patent:GB191510832
26.07.1915 Macbeth, J. C. H., and Jung, A. J : Improvemenmts in or relating to Codes, Ciphers and the like
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Patent:GB191515100
26.10.1915 August Essmann : Improvements in or relating to Calculating and Printing Machines