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Patente aus den USA 1955


Patent:US269871504.01.1955Spurlino, P. et alMachine Release Mechanism
Patent:US271014107.01.1955Avery, HaroldMarchantDividend-Divisor Aligning Mechanism
Patent:US270082301.02.1955Martin, W. F. et alChart Calculator
Patent:US270168708.02.1955Boos, W. J.Slide Rule
Patent:US270215915.02.1955Reppert, R. V.noneDecimal Point Mechanism
Patent:US270266822.02.1955Dustin, H. M.MarchantDecimal Aligning Mechanism
Patent:US270367708.03.1955Harnwell, G. P.Vector Calculating Rule
Patent:US270510929.03.1955Campos, F.LogabaxCalculating Machine Key-Board and Differential Actuators
Patent:US270608212.04.1955Lydfors, J.noneMultiplier Control Mechanism for Short Cut Multiplication
Patent:US270707726.04.1955Wise, E. L.UnderwoodTen-Key Indexing System
Patent:US270759203.05.1955Rice, W. C.Pocket Calculator for the Calculation of Calories
Patent:US270879724.05.1955Hamer, E. F.Counting Frame
Patent:US271014307.06.1955Hoch, F. W.Slide-Rule
Patent:US271040507.06.1955Lundquist, I.MonroeCarriage Cushioning Means for Calculating Machines
Patent:US271345819.07.1955West, E. J. et alSpeed-Averaging Device
Patent:US271425402.08.1955Andrews, S. W. C. et alDevice for Effecting Controlled Variations of Geometrical Forms and other Shapes
Patent:US271498509.08.1955Saxby, F. R. et alNCRElectromagnetically Operated Totalizer Control Mechanism for Accounting Machines
Patent:US271498609.08.1955Moody, J. L. et alFridenSingle Cycle Mechanism
Patent:US271498709.08.1955Frieberg, N. R.NCRRepeat Mechanism for Calculating Machines
Patent:US271498809.08.1955Brubaker, D. P.NCRKeyboard Controls for Adding Machines
Patent:US271498909.08.1955Ellerbeck, G. C.FridenCalculating Machine
Patent:US271499109.08.1955Hopkins, G. W.MonroeSign Control Mechanism for Duplex Registers
Patent:US271577923.08.1955Hughson, D. R.Machinists Calculator
Patent:USD17539923.08.1955J. F. FlemingCombined Adding Machine and Pencil Box
Patent:US271712106.09.1955Luhn, H. P.IBMKeyboard
Patent:US271835720.09.1955Sandor, A.noneLogarithmic Calculator
Patent:US271935904.10.1955Webber, W. D.Protractor
Patent:US271966904.10.1955Schroeder, C. S.Printing Scale
Patent:US272096118.10.1955Smith, W. R.IBMKey Latching and Release Mechanism
Patent:US272169725.10.1955Gilpin, J. C.noneEelectromagnetic Drive Means for Computing Machines
Patent:US272169825.10.1955Gang, HermanMonroeTabulation Control Means
Patent:US272237601.11.1955Ellerbeck, G. C.FridenBack Transfer Calculating Machine
Patent:US272237701.11.1955Davis, E. A.FridenDividend Divisor Aligning Mechanism
Patent:US272406215.11.1955Nolde, G. V.MarchantElectrical Circuit for Suppressing Interference
Patent:US272455222.11.1955Sherwood, A. W.Gas Mileage Computer
Patent:US272519429.11.1955Krauss, D. G.Fuel Milleage Calculator
Patent:US272680913.12.1955Farber, M.Moments of Distribution Determining Device
Patent:US272768820.12.1955Luhn, H. P.IBMKeyboard Control Mechanism
Patent:US272768920.12.1955Heindorff, H.BrunsvigaTen Digit Keyboard for Calculating Machine
Patent:US272852627.12.1955Fowler, R. G. et alNCRPower Drive Mechanism

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