Patent
-
Patent:US1445461
13.02.1927 Trinks, Franz (P) : Revolutions counting mechanism for calculating machines
-
Patent:US1612969
04.01.1927 Felt, Dorr E. (P) et al : Calculating Machine
-
Patent:US1613975
11.01.1927 Frederick A. Bartlett Ralph J. Davis Robert M. McCracken : Bridge scorer
-
Patent:US1614540
18.01.1927 Shipley, Bernis (P) NCR (P) : Cash register o
-
Patent:US1614712
18.01.1927 Frank J. Cannon Production Meter Comp. : Counting device
-
Patent:US1615033
18.01.1927 Petter, Guy Bazeley (P) : Transfer mechanism for calculating machines
-
Patent:US1615339
25.01.1927 Amos F. Moyer Precision Balancing Comp. : Computing instrument for balance corrections
-
Patent:US1615510
25.01.1927 Willem Frederik Grotendorst : Tabulating-calculating apparatus particularly for use in the lating of ordnance
-
Patent:US1616520
08.02.1927 A. L. Valpey : Cash Register
-
Patent:US1617088
08.02.1927 Tauschek, Gustav (P) : Tabulator, particularly for calculating wages
-
Patent:US1618788
22.02.1927 G. L. Terna : Drafting and Lay-Out Instrument
-
Patent:US1618807
22.02.1927 C. F. Bullock : Integrating and Registering Mechanism for Flow Meters and the like
-
Patent:US1619143
01.03.1927 Robert J. McFall : Leather-measuring machine
-
Patent:US1619230
01.03.1927 John E. Wright : Calculator
-
Patent:US1619664
01.03.1927 Frederick L. Fuller William H. Robertson NCR (P) : Cash register
-
Patent:US1619796
01.03.1927 Shipley, Bernis (P) NCR (P) : Cash Register
-
Patent:US1620542
08.03.1927 Henry Gladwill Rudolph Monroe Ramsey George : Check-indorsing attachment for adding machines
-
Patent:US1621203
15.03.1927 Houghton, Carl B. Connersville Blower Co. : Pressure temperature compensator and slip integrator for meters
-
Patent:US1621394
15.03.1927 Charles Frederic Jean Marie Bertin : Mechanical integrating device and application of the same, chiefly to a navigation course recorder
-
Patent:US1622105
22.03.1927 Gottschalk, Otto (P) : Attachment for measuring instruments
-
Patent:US1622279
29.03.1927 Bryce, James (P) International Time Recording Comp. : Multiplying machine
-
Patent:US1622790
29.03.1927 Klosterman, Joseph J. (P) NCR (P) : Cash register
-
Patent:US1623163
05.04.1927 Fred M. Carroll Tabulating Machine (P) Company : Card-controlled printing machine
-
Patent:US1623995
12.04.1927 Eugen Buschmann Theodor Wanderer (P) Werke Vorm Winklhofer : Apparatus for driving typewriters provided with calculating mechanism
-
Patent:US1624104
12.04.1927 Landsiedel, Harry (P) Dalton (P) Adding Machine Comp. : Adding machine
-
Patent:US1624105
12.04.1927 Landsiedel, Walter (P) Dalton (P) Adding Machine Comp. : Calculating and recording machine
-
Patent:US1624318
12.04.1927 Degener, Gustave O. (P) Royal Typewriter (P) Comp. : Adding attachment for typewriting machines
-
Patent:US1624319
12.04.1927 Degener, Gustave O. (P) Royal Typewriter (P) Comp. : Adding attachment for typewriting machines
-
Patent:US1626430
26.04.1927 A. C. Sanders : Ellipsograph
-
Patent:US1626871
03.05.1927 John Royden Peirce IBM (P) : Accounting machine
-
Patent:US1626880
03.05.1927 Shipley, Bernis (P) NCR (P) : Cash register
-
Patent:US1626889
03.05.1927 Sundstrand, Oscar (P) Sundstrand (P) : Adding and Listing Machine
-
Patent:US1627119
03.05.1927 Robertson, William (P) NCR (P) : Cash register
-
Patent:US1628164
10.05.1927 Walter E. Lippert Remington (P) Arms Comp. Inc. : Automatic ribbon-reversing mechanism for cash registers
-
Patent:US1628336
10.05.1927 Shipley, Bernis (P) NCR (P) : Cash register
-
Patent:US1629227
17.05.1927 Fabrizio Ruspoli : Maneuver indicator
-
Patent:US1629615
24.05.1927 Dunning, William (P), Jacob Bachofen McCaskey Register Company : Adding Machine
-
Patent:US1630134
24.05.1927 Puccioni, Corrado : Flow Integrator and Recorder
-
Patent:US1630291
31.05.1927 C. B. Carson : Indicating Instrument
-
Patent:US1632505
14.06.1927 H. Ritow : Slide Rule
-
Patent:US1633042
21.06.1927 Shipley, Bernis (P) NCR (P) : Cash register
-
Patent:US1633242
21.06.1927 Degener, Gustave O. (P) Royal Typewriter (P) Comp. : Adding attachment for typewriting machines
-
Patent:US1633788
28.06.1927 Landsiedel, Harry (P) Dalton (P) Adding Machine Company : Nonprint mechanism for adding machines
-
Patent:US1634990
05.07.1927 Friden, Carl Mauritz Fredrick (P) : Calculating Machine
-
Patent:US1635125
05.07.1927 Hoffmeister, Hermann (P) : Calculating Machine
-
Patent:US1635270
12.07.1927 David Grieve : Drafting Ellipsograph
-
Patent:US1635691
12.07.1927 Rinsche, Frank Charles (P) Burroughs (P) : Adding Machine
-
Patent:US1636350
19.07.1927 J. Armstrong : Portable Psychrometer
-
Patent:US1636718
26.07.1927 John H.F. Silver : Control mechanism for calculating machines
-
Patent:US1637222
26.07.1927 Hempleman Lynn H : Calculating Device
-
Patent:US1637507
02.08.1927 A. N. Zavango : Compass
-
Patent:US1637827
02.08.1927 Kottmann, August (P) Rheinmetall (P) (Rheinische Metallwaaren- und Maschinenfabrik) : Coupling device for calculating machines
-
Patent:US1638190
09.08.1927 Otto Eppenstein : Device for the mechanical multiplication of two factors
-
Patent:US1638275
09.08.1927 Robertson, William (P) NCR (P) : Cash register
-
Patent:US1638984
16.08.1927 Cunningham Arthur B : Radial averaging Planimeter
-
Patent:US1639923
23.08.1927 Charles E. Broman Add-index Corp. : Calculating machine
-
Patent:US1640328
23.08.1927 George Koffskey : Nautical instrument
-
Patent:US1640381
30.08.1927 Cornelis Hendricus Stuivenberg Naamlooze Vennootschap Kamatec : Calculating Machine
-
Patent:US1640493
30.08.1927 Friden, Carl Mauritz Fredrick (P) : Calculating Machine
-
Patent:US1640703
30.08.1927 Hoffman Alfred W : Tabular calculator
-
Patent:US1640764
30.08.1927 Gleim, Ferdinand (P) Firm Wales Adding Machine Comp : Carriage-moving mechanism for typewriters and adding machines
-
Patent:US1641126
30.08.1927 Dement, Isaac S. (P) NCR (P) : Computing machine
-
Patent:US1641615
06.09.1927 Berk, Richard Rheinmetall (P) (Rheinische Metallwaaren- und Rechenmaschinenfabrik) : Calculating machine
-
Patent:US1643303
27.09.1927 Charlotte M. Jones : Music-scale-indicating device
-
Patent:US1643551
27.09.1927 Friden, Carl Mauritz Fredrick (P) : Calculating machine
-
Patent:US1643710
27.09.1927 Friden, Carl Mauritz Fredrick (P) none (Marchant (P)?) : Calculating Machine
-
Patent:US1643779
27.09.1927 Lasker, William Walter (P) Remington (P) Rand Inc : Carriage return for punching machines
-
Patent:US1644205
04.10.1927 Olaf Rettedal, Joseph Nelson Nels : Ellipsograph
-
Patent:US1644239
04.10.1927 : Apparatus for producing series of signs
-
Patent:US1644504
04.10.1927 John H. Barr Remington (P) Accounting Machine Comp. : Calculating machine
-
Patent:US1644559
04.10.1927 Harry Donald Betz : Adding Machine
-
Patent:US1644897
11.10.1927 Edward C. Schinke Accountograph Comp. : Calculating machine
-
Patent:US1645009
11.10.1927 King, Otis (P) Carbic Ltd : Calculating Apparatus
-
Patent:US1645209
11.10.1927 von Pein, Edward (P) NCR (P) : Cash register
-
Patent:US1646105
18.10.1927 Heber C. Peters : Adding machine
-
Patent:US1647529
01.11.1927 A. Kottmann : Total and Subtotal Mechanism
-
Patent:US1648667
08.11.1927 John C. Wahl Remington (P) Accounting Machine Comp. : Calculating machine
-
Patent:US1648733
08.11.1927 Vladimir Karapetoff Gen Electric : Calculator
-
Patent:US1648999
15.11.1927 Shipley, Bernis (P) NCR (P) : Cash register
-
Patent:US1649408
15.11.1927 Max Jacob Fried. Krupp (P) AG : Cash register
-
Patent:US1649443
15.11.1927 Breitling, Ernst (P) Fried. Krupp (P) AG : Cash register
-
Patent:US1649478
15.11.1927 Landsiedel, Walter William (P) Remington (P) Rand Inc : Calculating machine
-
Patent:US1650227
22.11.1927 Mittendorf William R Watson Ex Lab Company : Calculating Scale
-
Patent:US1650490
22.11.1927 Brown, Willis C. and Spink, Leland K. Foxboro Co. of Foxboro (MA) : Planimeter
-
Patent:US1651033
29.11.1927 McClellan, Charles; L. Seward, Owen : Automobile service-indicator
-
Patent:US1651558
06.12.1927 Charlotte M. Sheridan : Golf-score register
-
Patent:US1651882
06.12.1927 Friden, Carl Mauritz Fredrick (P) : Calculating Machine
-
Patent:US1652091
06.12.1927 Christian, Raymond A. (P) Earl Gates NCR (P) : Cash register
-
Patent:US1652896
13.12.1927 J. Higginson : Liquid Fuel Consumption and Distance Indicator or Register for Motor Vehicles
-
Patent:US1653462
20.12.1927 W. Jenny : Calculating Machine
-
Patent:US1653655
27.12.1927 Mark Lampman Pike : Calculator
-
Patent:US1687950
26.07.1927 Palmer, Clarence E. : Perpetual calendar
-
Patent:USD73329
23.08.1927 S. O. Nations : Casing for Computing Devices