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Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

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Patente aus den USA 1955


 US2698715 (espacenet),  US2698715 (uspto)04.01.1955Spurlino, P. et alMachine Release Mechanism
 US2700823 (espacenet),  US2700823 (uspto)01.02.1955Martin, W. F. et alChart Calculator
 US2701687 (espacenet),  US2701687 (uspto)08.02.1955Boos, W. J.Slide Rule
 US2702159 (espacenet),  US2702159 (uspto)15.02.1955Reppert, R. V.noneDecimal Point Mechanism
 US2702668 (espacenet),  US2702668 (uspto)22.02.1955Dustin, H. M.MarchantDecimal Aligning Mechanism
 US2703677 (espacenet),  US2703677 (uspto)08.03.1955Harnwell, G. P.Vector Calculating Rule
 US2705109 (espacenet),  US2705109 (uspto)29.03.1955Campos, F.LogabaxCalculating Machine Key-Board and Differential Actuators
 US2706082 (espacenet),  US2706082 (uspto)12.04.1955Lydfors, J.noneMultiplier Control Mechanism for Short Cut Multiplication
 US2707077 (espacenet),  US2707077 (uspto)26.04.1955Wise, E. L.UnderwoodTen-Key Indexing System
 US2707592 (espacenet),  US2707592 (uspto)03.05.1955Rice, W. C.Pocket Calculator for the Calculation of Calories
 US2708797 (espacenet),  US2708797 (uspto)24.05.1955Hamer, E. F.Counting Frame
 US2710141 (espacenet),  US2710141 (uspto)07.06.1955Avery, Harold T.MarchantDividend-Divisor Aligning Mechanism
 US2710143 (espacenet),  US2710143 (uspto)07.06.1955Hoch, F. W.Slide-Rule
 US2710405 (espacenet),  US2710405 (uspto)07.06.1955Lundquist, I.MonroeCarriage Cushioning Means for Calculating Machines
 US2713458 (espacenet),  US2713458 (uspto)19.07.1955West, E. J. et alSpeed-Averaging Device
 US2714254 (espacenet),  US2714254 (uspto)02.08.1955Andrews, S. W. C. et alDevice for Effecting Controlled Variations of Geometrical Forms and other Shapes
 US2714985 (espacenet),  US2714985 (uspto)09.08.1955Saxby, F. R. et alNCRElectromagnetically Operated Totalizer Control Mechanism for Accounting Machines
 US2714986 (espacenet),  US2714986 (uspto)09.08.1955Moody, J. L. et alFridenSingle Cycle Mechanism
 US2714987 (espacenet),  US2714987 (uspto)09.08.1955Frieberg, N. R.NCRRepeat Mechanism for Calculating Machines
 US2714988 (espacenet),  US2714988 (uspto)09.08.1955Brubaker, D. P.NCRKeyboard Controls for Adding Machines
 US2714989 (espacenet),  US2714989 (uspto)09.08.1955Ellerbeck, G. C.FridenCalculating Machine
 US2714991 (espacenet),  US2714991 (uspto)09.08.1955Hopkins, G. W.MonroeSign Control Mechanism for Duplex Registers
 US2715779 (espacenet),  US2715779 (uspto)23.08.1955Hughson, D. R.Machinists Calculator
 US2717121 (espacenet),  US2717121 (uspto)06.09.1955Luhn, H. P.IBMKeyboard
 US2718357 (espacenet),  US2718357 (uspto)20.09.1955Sandor, A.noneLogarithmic Calculator
 US2719359 (espacenet),  US2719359 (uspto)04.10.1955Webber, W. D.Protractor
 US2719669 (espacenet),  US2719669 (uspto)04.10.1955Schroeder, C. S.Printing Scale
 US2720961 (espacenet),  US2720961 (uspto)18.10.1955Smith, W. R.IBMKey Latching and Release Mechanism
 US2721697 (espacenet),  US2721697 (uspto)25.10.1955Gilpin, J. C.noneEelectromagnetic Drive Means for Computing Machines
 US2721698 (espacenet),  US2721698 (uspto)25.10.1955Gang, HermanMonroeTabulation Control Means
 US2722376 (espacenet),  US2722376 (uspto)01.11.1955Ellerbeck, G. C.FridenBack Transfer Calculating Machine
 US2722377 (espacenet),  US2722377 (uspto)01.11.1955Davis, E. A.FridenDividend Divisor Aligning Mechanism
 US2724062 (espacenet),  US2724062 (uspto)15.11.1955Nolde, G. V.MarchantElectrical Circuit for Suppressing Interference
 US2724552 (espacenet),  US2724552 (uspto)22.11.1955Sherwood, A. W.Gas Mileage Computer
 US2725194 (espacenet),  US2725194 (uspto)29.11.1955Krauss, D. G.Fuel Milleage Calculator
 US2726809 (espacenet),  US2726809 (uspto)13.12.1955Farber, M.Moments of Distribution Determining Device
 US2727688 (espacenet),  US2727688 (uspto)20.12.1955Luhn, H. P.IBMKeyboard Control Mechanism
 US2727689 (espacenet),  US2727689 (uspto)20.12.1955Heindorff, H.BrunsvigaTen Digit Keyboard for Calculating Machine
 US2728526 (espacenet),  US2728526 (uspto)27.12.1955Fowler, R. G. et alNCRPower Drive Mechanism
 USD175399 (espacenet),  USD175399 (uspto)23.08.1955J. F. FlemingCombined Adding Machine and Pencil Box


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