Patente aus den USA 1957

Patent:US2776091 01.01.1957 Pierre Jacques Charles Chenus Compagnie des Machines Bull SA : Electrical apparatus for computing a check symbol
Patent:US2776795 08.01.1957 Ellerbeck, Grant Clawson Friden : Extended Tens Transfer Control Mechanism
Patent:US2777199 15.01.1957 Emil Neiglick Anders : Ellipsograph
Patent:US2777560 15.01.1957 Campos, Francisco Societe des Brevets Logabax : Tabulating mechanism for calculating machines
Patent:US2777617 15.01.1957 C. M. Matt : Calculator for and Method of Forming Drapery Pleats
Patent:US2777636 15.01.1957 J. Weiser : Mathematical Device for Writing Instruments
Patent:US2778568 22.01.1957 Alva G. Russell Pitney-Bowes, Inc. : Numeral wheel registering mechanism
Patent:US2778569 22.01.1957 Lawrence W. Brugman Raymond F. Koch Felt und Tarrant Mfg. Comp. : Split clearing mechanism
Patent:US2779267 29.01.1957 Chall, Harold Friden : Printing mechanism for a calculating machine
Patent:US2779538 29.01.1957 W. M. Shanhouse : Navigational Relative Motion Computer
Patent:US2779541 29.01.1957 R. L. Rich : Adding Machine
Patent:US2780407 05.02.1957 James W. Dodsworth Monroe Calculating Machine Comp. : Carriage control means for listing calculators
Patent:US2780411 05.02.1957 Kiel, Wilhelm et al Diehl : Calculating Machine
Patent:US2781169 12.02.1957 Donan John, Hindall Lawrence Northrop Aircraft Inc : Vector adder
Patent:US2781968 19.02.1957 Charles Chenus Pierre Jacques Bull Sa Machines : Addition and subtraction operating device for electric calculating machines operating in the binary system
Patent:US2781969 19.02.1957 Alexander Somerville : Calculating Apparatus
Patent:US2781974 19.02.1957 Okazaki, Mitsuru : Calculating machine
Patent:US2781976 19.02.1957 Walter W. Hoffmann Durant Mfg. Co. : Predetermining counter
Patent:US2782986 26.02.1957 Peter Davey : Balance computing device
Patent:US2782987 26.02.1957 F. Perrotti et al : Apparatus for Indicating the Mean Speed of a Vehicle
Patent:US2783650 05.03.1957 L. J. Street : Multiplying and Dividing Mechanisms
Patent:US2783939 05.03.1957 Boyden, Robert E. et al : Recording Device for Electronic Counters or the like
Patent:US2783942 05.03.1957 Newell, William H. Sperry Rand Corp. : Navigational rhumb line computer
Patent:US2783943 05.03.1957 Gordon Wildy Ronald Powers Samas Account Mach Ltd : Record card controlled adding machines
Patent:US2783945 05.03.1957 Blanchard D. Smith : Numeral wheel indication compensating means
Patent:US2784666 12.03.1957 Albert Klaar Heinz Puschmann Anker Werke AG : Voucher-issuing business machine
Patent:US2784907 12.03.1957 Calland Williams Frederic, Tom Kilburn, Harold Gibbings Nat Res Dev : Electronic adding devices
Patent:US2785224 12.03.1957 K. Ehrat : Enciphering Device
Patent:US2785488 19.03.1957 T. W. Brooks : Pocket Record Device
Patent:US2785854 19.03.1957 Adam Chaimowicz Bull Sa Machines : Electronic calculating device
Patent:US2786631 26.03.1957 Maurice Charles Paton Hewitt Donald Paul Lambert Powers Samas Accounting Machines Ltd : Electric accumulators for use with record controlled statistical machines
Patent:US2787415 02.04.1957 Cartwright John R British Tabulating Mach Co Ltd : Relay adding circuits
Patent:US2787419 02.04.1957 Norwood Donald W : Calculating device for determining flashlight exposures
Patent:US2787771 02.04.1957 Francis Wallace R Gen Electric : Jack plug for electronic calculator
Patent:US2788174 09.04.1957 H. F. Taylor : Slide Rule
Patent:US2791836 15.04.1957 Joseph Gerber : Unstrument for measuring the slope of a curve at a selected point thereon
Patent:US2789371 23.04.1957 W. M. Shanhouse : Device for Demonstrating Binomial Progressive Expansion
Patent:US2789758 23.04.1957 La Manna Richard J Monroe Calculating Machine : Means for connecting a calculator with a printer or other recording means
Patent:US2792176 14.05.1957 E. M. Lippert et al Victor : Motor Switch Operating Mechainsm for Calculating Machines
Patent:US2792177 14.05.1957 Ker John B : Calculator for predicting menstrual cycles
Patent:US2792986 21.05.1957 Bruce H. Tingley Joseph E. May Sperry Rand Corp. : Differential actuator for prevention of misprinting in high speed mechanical calculators
Patent:US2792990 21.05.1957 L. S. Sepanak Monroe : Counter Control Mechanism
Patent:US2792992 21.05.1957 A. B. Ellison : Computers
Patent:US2792993 21.05.1957 Ella Schramm : Calculating Device
Patent:US2793806 28.05.1957 J. L. Lindesmith : Readout Gating and Switching Circuit for Electronic Digital Computer
Patent:US2793808 28.05.1957 J. T. Zak : Rectilinear Slide Rules
Patent:US2793809 28.05.1957 George Crowe Stanley : Calculating Devices
Patent:US2794592 04.06.1957 Arthur W. Excell Powers-Samas Accounting Machines Ltd. : Accumulator mechanism
Patent:US2794595 04.06.1957 Ellerbeck, Grant Clawson Friden : Calculating Machine
Patent:US2794596 04.06.1957 Ellerbeck, Grant Clawson Friden : Back-Transfer Mechanism
Patent:US2794597 04.06.1957 Edward N. Maloof : Handicapper
Patent:US2795375 11.06.1957 Walter Esdale Sperry Rand Corp. : Non print mechanism for intermediate operation of multiplying and dividing machines
Patent:US2795862 18.06.1957 Poole Thomas J : Adding and subtracting device
Patent:US2796127 18.06.1957 Johnson, Reynold IBM : Record card punching machine
Patent:US2796668 25.06.1957 S. Protopapa et al : Internal Planimeter
Patent:US2797047 25.06.1957 Lehre, Otto Sterling Plastics : Calculator
Patent:US2797332 25.06.1957 Librascope : Radiacs
Patent:US2797863 02.07.1957 H. W. Shepard, Jr. : Timing Device
Patent:US2797866 02.07.1957 K. T. Zachrisson : Speed Comparing Instrument
Patent:US2797868 02.07.1957 Marie Beranger Raymond Henry E Bull Sa Machines : Apparatus for calculating check elements of recorded data
Patent:US2797869 02.07.1957 J. E. Grobl Friden : Tens-Transfer Control Means in a Decimal Elimination Mechanism
Patent:US2798665 09.07.1957 Rudolph J. Moser Roger S. Hull NCR : Automatic totalizer selection in accordance with numerical entries
Patent:US2798670 09.07.1957 Raymond W. Boyer Robert E. McNett trustee for Royal Electric Inc. : Digital counter assembly
Patent:US2798672 09.07.1957 Harold Bates Denis NCR : Machine for calculating avoirdupois weights
Patent:US2799453 16.07.1957 H. Tegtmeyer et al Faber Castell : Slide Rules
Patent:US2799942 23.07.1957 Ehler Herman W Gen Hardware Mfg Co Inc : Unitary rule slide
Patent:US2800074 23.07.1957 Richard E. Busch Bryan F. Kuhne Clary Corp. : Imprinting control mechanism in listing machines
Patent:US2800279 23.07.1957 Siegfried Hekster : Device for determining the resultant of series or parallel complex resistance in arbitrary combinations
Patent:US2800717 30.07.1957 V. Debs : Drafting Instrument
Patent:US2800854 30.07.1957 Werner, Frank R., Topper, Charles W. Flint, Kenneth C., NCR : Mechanism to shift record material from printing to reading position
Patent:US2801047 30.07.1957 Landsiedel, Walter Sperry Rand Corp. : Type and add rack mechanism for calculating machines
Patent:US2801048 30.07.1957 Frieberg Nelson R NCR : Paper feeding suppression mechanism for calculating machines
Patent:US2801052 30.07.1957 H. C. Haluss none : Squaring and Add-Subtract Mech for Calculating Machines
Patent:USD180724 30.07.1957 Spillman, Engel, Hollerith, Hermann Monroe : Calculating Machine
Patent:US3053445 05.08.1957 Armstrong, James H. : Computing device
Patent:US2802047 06.08.1957 Hagelin, Boris : Electric Switching Device for Ciphering Apparatus
Patent:US2802272 13.08.1957 Martin Warren, Kuykendall Roy : Area calculator
Patent:US2802415 13.08.1957 Heinze, Werner, Jülich, Werner Precisa AG Rechenmaschinenfabrik : Printing mechanism for printing a number, including a decimal fraction
Patent:US2802624 13.08.1957 Kayan Carl F : Apparatus for calculating heat exchanger performance
Patent:US2803061 20.08.1957 R. E. Jortberg : Shore Bombardment Fire Control
Patent:US2803069 20.08.1957 William F. Struna : Classroom teaching device
Patent:US2804265 27.08.1957 C. Wilson et al : Check Writing and Balance Indicating Device
Patent:US2804266 27.08.1957 Mortimer J. Dexter Ralph E. Stoddard General Business Machines Inc. : Totalizing apparatus
Patent:US2805821 10.09.1957 Pascal Spurlino Roger S. Hull Marvin D. Frost NCR : Accounting machine with totalizer controlled, differentially positionable, bookkeeping chart
Patent:US2805822 10.09.1957 R. A. Christian et al NCR : Totalizer Controlling Mechanism for Accounting Machines
Patent:US2806647 17.09.1957 W. S. Touchman : Quotient Calculating Device
Patent:US2806649 17.09.1957 N. E. Nicolet et al : Slide Rule Pencil
Patent:US2806650 17.09.1957 Theodore E. Mead : Handicap computer f
Patent:US2807348 24.09.1957 Balaz, Charles, Chall, Harold Friden : Platen guard for listing adding machine
Patent:US2807412 24.09.1957 Runde, Byron Burroughs Corp. : Multiple register for calculating machines
Patent:US2808199 01.10.1957 Rappeport Lester W : Toy bank and money adding aid
Patent:US2808205 01.10.1957 Henri Raymond Francois, Robert Dussine Roger Electronique and Automatisme Sa : Electric adder-subtractor devices
Patent:US2808206 01.10.1957 Juan Gomez-Rodriguez : Menstrual cycle calculating device
Patent:US2808208 01.10.1957 Roger O. Wales Mast Development Co. : Counter
Patent:US2809782 15.10.1957 Harold M. Fleming Monroe Calculating Machine Comp. : Delayed carriage return control means for listing calculators
Patent:US2809786 15.10.1957 G. W. Hopkins Friden : Dividend Divisor Aligning Mechanism
Patent:US2809787 15.10.1957 J. E. Bartow : Computer for Designing Forward Scatter Propagation Systems
Patent:US2809788 15.10.1957 F. E. Woodley et al none : Calculating Machines
Patent:US2811307 29.10.1957 Carlos Ferraro Raul : Full key board listing-adding machines
Patent:US2812131 05.11.1957 Hermann Gruener Underwood Computing Machine Com. : Combined paper feed and function control mechanism
Patent:US2812138 05.11.1957 A. J. Malavazos Friden : Keyboard
Patent:US2812902 12.11.1957 Runde, Byron Borutzke, Irvin Mathamel, Flavius Burroughs Corp. : Accounting apparatus
Patent:US2812903 12.11.1957 Andreas Knutsen Knut Bull Sa Machines : Calculating Machines
Patent:US2812905 12.11.1957 H. Bachmann : Slide Rules
Patent:US2812906 12.11.1957 R. V. Reppert none : Decimal Point Mechanism
Patent:US2812907 12.11.1957 Sidney H. Kantrowitz : Interest-computing device
Patent:US2813675 15.11.1957 Mc Sherry, T. M. : Mechanical analogue computer for use in a position indicator
Patent:US2813611 19.11.1957 Nelson R. Frieberg Oscar F. Larsen NCR : Front feed and operation control mechanism for calculating machines
Patent:US2813679 19.11.1957 John L. Heston Collins Radio Comp. : Positive-negative counting device
Patent:US2814031 19.11.1957 R. A. Davis Friden : Magnetic Storage Keyboard
Patent:USD181467 19.11.1957 E. W. Feddick : Counter
Patent:US2814115 26.11.1957 D. N. Hurwitz : Computer
Patent:US2814444 26.11.1957 Harvey N. Bliss Veeder-Root Inc. : Register
Patent:US2814878 03.12.1957 Louis Taylor Hubert Kolthoff Aage T : Tailors coat and overcoat drafting Slide Rule or device
Patent:US2815171 03.12.1957 Donald W. Norwood : Device for determining illumination balance for combined sunlight-flashlight photography
Patent:US2815172 03.12.1957 C. C. Van Arsdale, Jr., et al : Slide Rule
Patent:US2815912 10.12.1957 Hans Neumann-Lezius Brunsviga Maschinenwerke AG : Setting mechanism for key-set calculating and printing machine
Patent:US2815913 10.12.1957 Harold Lucas John Powers Samas Account Mach Ltd : Electronic adding circuits
Patent:US2816254 10.12.1957 M. Canepa Olivetti : Magnetic Keyboard
Patent:US2816641 17.12.1957 William G. Beach Underwood Corp. : Power movement control for business machine
Patent:US2816707 17.12.1957 V. B. Morris, Jr. : Hypsometer Evaluator
Patent:USD181754 17.12.1957 A. F. Scott : Abacus
Patent:US2817479 24.12.1957 Newell, William H Burgess Jr Edward G Zabb Norman J Sperry Rand : Method and device for predicting values of a fluctuating system at a
Patent:US2817715 24.12.1957 F. G. Blake : Amplifier Circuit Having Linear and Non-Linear Amplification Ranges
Patent:US2818214 31.12.1957 Anton Van Veen : Hand counter
Patent:USD181801 31.12.1957 J. J. Matelan : Phone Number Recorder

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