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Patente aus den USA 1955

Revision as of 19:03, 24. Jan 2009 Revision as of 21:24, 24. Jan 2009
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*<b>[[Patent:US2698714]]</b> 04.01.1955 Geoffrey Holden Norman Powers Samas Account Mach Ltd : <i>Printing Mechanism for Calculating Machines</i> *<b>[[Patent:US2698714]]</b> 04.01.1955 Geoffrey Holden Norman Powers Samas Account Mach Ltd : <i>Printing Mechanism for Calculating Machines</i>
*<b>[[Patent:US2698715]]</b> 04.01.1955 [[Spurlino, P.]] et al : <i>Machine Release Mechanism</i> *<b>[[Patent:US2698715]]</b> 04.01.1955 [[Spurlino, P.]] et al : <i>Machine Release Mechanism</i>
 +*<b>[[Patent:US2698716]]</b> 04.01.1955 Gordon G. Singer : <i>Calculator</i>
*<b>[[Patent:US2710141]]</b> 07.01.1955 [[Avery, Harold]] [[Marchant]] : <i>Dividend-Divisor Aligning Mechanism</i> *<b>[[Patent:US2710141]]</b> 07.01.1955 [[Avery, Harold]] [[Marchant]] : <i>Dividend-Divisor Aligning Mechanism</i>
*<b>[[Patent:US2699290]]</b> 11.01.1955 Walter Hoppe : <i>Electromagnetic adding device for computers</i> *<b>[[Patent:US2699290]]</b> 11.01.1955 Walter Hoppe : <i>Electromagnetic adding device for computers</i>
*<b>[[Patent:US2699892]]</b> 18.01.1955 William Excell Arthur Powers Samas Account Mach Ltd : <i>Add-subtract calculating machine</i> *<b>[[Patent:US2699892]]</b> 18.01.1955 William Excell Arthur Powers Samas Account Mach Ltd : <i>Add-subtract calculating machine</i>
 +*<b>[[Patent:US2699893]]</b> 18.01.1955 [[Parker, Charles]] [[Rainey, Clifton]] [[Burroughs]] Corp. : <i>Function control change mechanism</i>
*<b>[[Patent:US2699894]]</b> 18.01.1955 Adler Hirsch Abraham : <i>[[Slide Rule]] type calculator for a-bomb radiation monitoring</i> *<b>[[Patent:US2699894]]</b> 18.01.1955 Adler Hirsch Abraham : <i>[[Slide Rule]] type calculator for a-bomb radiation monitoring</i>
*<b>[[Patent:US2700823]]</b> 01.02.1955 [[Martin, W. F.]] et al : <i>Chart Calculator</i> *<b>[[Patent:US2700823]]</b> 01.02.1955 [[Martin, W. F.]] et al : <i>Chart Calculator</i>
*<b>[[Patent:US2701096]]</b> 01.02.1955 Louis Wattier : <i>Calculating Apparatus</i> *<b>[[Patent:US2701096]]</b> 01.02.1955 Louis Wattier : <i>Calculating Apparatus</i>
 +*<b>[[Patent:US2701099]]</b> 01.02.1955 [[Ellerbeck, Grant Clawson]] [[Friden]] Calculating Machine Co. Inc. : <i>Degrees, minutes and seconds machine</i>
 +*<b>[[Patent:US2701685]]</b> 08.02.1955 [[Parker, Charles]] [[Burroughs]] Corp. : <i>Calculating mechanism</i>
*<b>[[Patent:US2701687]]</b> 08.02.1955 [[Boos, W. J.]] : <i>[[Rechenschieber|Slide Rule]]</i> *<b>[[Patent:US2701687]]</b> 08.02.1955 [[Boos, W. J.]] : <i>[[Rechenschieber|Slide Rule]]</i>
*<b>[[Patent:US2702159]]</b> 15.02.1955 [[Reppert, R. V.]] none : <i>Decimal Point Mechanism</i> *<b>[[Patent:US2702159]]</b> 15.02.1955 [[Reppert, R. V.]] none : <i>Decimal Point Mechanism</i>
*<b>[[Patent:US2702668]]</b> 22.02.1955 [[Dustin, H. M.]] [[Marchant]] : <i>Decimal Aligning Mechanism</i> *<b>[[Patent:US2702668]]</b> 22.02.1955 [[Dustin, H. M.]] [[Marchant]] : <i>Decimal Aligning Mechanism</i>
 +*<b>[[Patent:US2702669]]</b> 22.02.1955 Charles G. Hallowell : <i>Calorie counter</i>
 +*<b>[[Patent:US2702670]]</b> 22.02.1955 [[Campos, Francisco]] Societe des Brevets Logabax : <i>Delayed carry for storage registers</i>
*<b>[[Patent:US2703677]]</b> 08.03.1955 [[Harnwell, G. P.]] : <i>Vector Calculating Rule</i> *<b>[[Patent:US2703677]]</b> 08.03.1955 [[Harnwell, G. P.]] : <i>Vector Calculating Rule</i>
 +*<b>[[Patent:US2703932]]</b> 15.03.1955 Carl L. Norden USA, Secretary of the Navy : <i>Bomb sight</i>
 +*<b>[[Patent:US2704591]]</b> 22.03.1955 Thure Bogert AB [[Addo]] : <i>Carriage feeding and returning mechanism for listing business machines</i>
 +*<b>[[Patent:US2705106]]</b> 29.03.1955 [[Westinger, Karl]], [[Altenburger, Ernst]], [[Hirt, Otto]] [[Olympia]] Werke West AG : <i>Calculating machines</i>
*<b>[[Patent:US2705108]]</b> 29.03.1955 Stone Jr Joseph J : <i>Electronic adder-accumulator</i> *<b>[[Patent:US2705108]]</b> 29.03.1955 Stone Jr Joseph J : <i>Electronic adder-accumulator</i>
*<b>[[Patent:US2705109]]</b> 29.03.1955 [[Campos, F.]] Logabax : <i>Calculating Machine Key-Board and Differential Actuators</i> *<b>[[Patent:US2705109]]</b> 29.03.1955 [[Campos, F.]] Logabax : <i>Calculating Machine Key-Board and Differential Actuators</i>
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*<b>[[Patent:US2706082]]</b> 12.04.1955 [[Lydfors, John]] : <i>Multiplier Control Mechanism for Short Cut Multiplication</i> *<b>[[Patent:US2706082]]</b> 12.04.1955 [[Lydfors, John]] : <i>Multiplier Control Mechanism for Short Cut Multiplication</i>
*<b>[[Patent:US2706600]]</b> 19.04.1955 Bao Bernard K H : <i>Calculator</i> *<b>[[Patent:US2706600]]</b> 19.04.1955 Bao Bernard K H : <i>Calculator</i>
 +*<b>[[Patent:US2707076]]</b> 26.04.1955 [[Sharpe, Arthur]] [[Underwood]] Corp. : <i>Combined typewriting and accounting machine</i>
*<b>[[Patent:US2707077]]</b> 26.04.1955 [[Wise, E. L.]] [[Underwood]] : <i>Ten-Key Indexing System</i> *<b>[[Patent:US2707077]]</b> 26.04.1955 [[Wise, E. L.]] [[Underwood]] : <i>Ten-Key Indexing System</i>
*<b>[[Patent:US2707592]]</b> 03.05.1955 [[Rice, W. C.]] : <i>Pocket Calculator for the Calculation of Calories</i> *<b>[[Patent:US2707592]]</b> 03.05.1955 [[Rice, W. C.]] : <i>Pocket Calculator for the Calculation of Calories</i>
*<b>[[Patent:US2707832]]</b> 10.05.1955 Chapman Thomas, Billie Swindall : <i>Carpenter’s self-calculator</i> *<b>[[Patent:US2707832]]</b> 10.05.1955 Chapman Thomas, Billie Swindall : <i>Carpenter’s self-calculator</i>
 +*<b>[[Patent:US2708514]]</b> 17.05.1955 [[Maul, Michael]] : <i>Record card controlled machine</i>
 +*<b>[[Patent:US2708550]]</b> 17.05.1955 [[Maier, Lorenz]] [[Kienzle]] Apparate GmbH : <i>Value setting and transmitting mechanism for a ten key machine</i>
*<b>[[Patent:US2708797]]</b> 24.05.1955 [[Hamer, E. F.]] : <i>Counting Frame</i> *<b>[[Patent:US2708797]]</b> 24.05.1955 [[Hamer, E. F.]] : <i>Counting Frame</i>
 +*<b>[[Patent:US2709040]]</b> 24.05.1955 Leo Truka von Waldbergen : <i>Indicator means for a typewriter- computer readout mechanism</i>
*<b>[[Patent:US2709042]]</b> 24.05.1955 Louis Couffigual Pierre Ile D Etudes De Calcul Automat : <i>Registering device for electronic calculating machines</i> *<b>[[Patent:US2709042]]</b> 24.05.1955 Louis Couffigual Pierre Ile D Etudes De Calcul Automat : <i>Registering device for electronic calculating machines</i>
*<b>[[Patent:US2709076]]</b> 24.05.1955 Hansen Linn F : <i>Weight recording and calculating apparatus</i> *<b>[[Patent:US2709076]]</b> 24.05.1955 Hansen Linn F : <i>Weight recording and calculating apparatus</i>
*<b>[[Patent:US2709511]]</b> 31.05.1955 Dicke Allen A : <i>Carriage traversing mechanism for calculating machines</i> *<b>[[Patent:US2709511]]</b> 31.05.1955 Dicke Allen A : <i>Carriage traversing mechanism for calculating machines</i>
 +*<b>[[Patent:US2710139]]</b> 07.06.1955 [[Swanson, Oscar]] [[Underwood]] Corp. : <i>Correction key mechanism for adding machine</i>
*<b>[[Patent:US2710142]]</b> 07.06.1955 Stibitz George R : <i>Film type of [[Slide Rule]]</i> *<b>[[Patent:US2710142]]</b> 07.06.1955 Stibitz George R : <i>Film type of [[Slide Rule]]</i>
*<b>[[Patent:US2710143]]</b> 07.06.1955 [[Hoch, F. W.]] : <i>Slide-Rule</i> *<b>[[Patent:US2710143]]</b> 07.06.1955 [[Hoch, F. W.]] : <i>Slide-Rule</i>
 +*<b>[[Patent:US2710145]]</b> 07.06.1955 Gibert De Changy Electricite de France : <i>Carry-over mechanism for counters and calculating machines</i>
*<b>[[Patent:US2710405]]</b> 07.06.1955 [[Lundquist, I.]] [[Monroe]] : <i>Carriage Cushioning Means for Calculating Machines</i> *<b>[[Patent:US2710405]]</b> 07.06.1955 [[Lundquist, I.]] [[Monroe]] : <i>Carriage Cushioning Means for Calculating Machines</i>
*<b>[[Patent:US2713458]]</b> 19.07.1955 [[West, E. J.]] et al : <i>Speed-Averaging Device</i> *<b>[[Patent:US2713458]]</b> 19.07.1955 [[West, E. J.]] et al : <i>Speed-Averaging Device</i>
*<b>[[Patent:US2714254]]</b> 02.08.1955 [[Andrews, S. W. C.]] et al : <i>Device for Effecting Controlled Variations of Geometrical Forms and other Shapes</i> *<b>[[Patent:US2714254]]</b> 02.08.1955 [[Andrews, S. W. C.]] et al : <i>Device for Effecting Controlled Variations of Geometrical Forms and other Shapes</i>
 +*<b>[[Patent:US2714487]]</b> 02.08.1955 [[Kollmann, Kurt]] [[Anker]]-Werke AG : <i>Lockable key banks for business machines, such as cash registers</i>
*<b>[[Patent:US2714985]]</b> 09.08.1955 [[Saxby, F. R.]] et al [[NCR]] : <i>Electromagnetically Operated Totalizer Control Mechanism for Accounting Machines</i> *<b>[[Patent:US2714985]]</b> 09.08.1955 [[Saxby, F. R.]] et al [[NCR]] : <i>Electromagnetically Operated Totalizer Control Mechanism for Accounting Machines</i>
*<b>[[Patent:US2714986]]</b> 09.08.1955 [[Moody, J. L.]] et al [[Friden]] : <i>Single Cycle Mechanism</i> *<b>[[Patent:US2714986]]</b> 09.08.1955 [[Moody, J. L.]] et al [[Friden]] : <i>Single Cycle Mechanism</i>
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*<b>[[Patent:US2714988]]</b> 09.08.1955 [[Brubaker, D. P.]] [[NCR]] : <i>Keyboard Controls for Adding Machines</i> *<b>[[Patent:US2714988]]</b> 09.08.1955 [[Brubaker, D. P.]] [[NCR]] : <i>Keyboard Controls for Adding Machines</i>
*<b>[[Patent:US2714989]]</b> 09.08.1955 [[Ellerbeck, Grant Clawson]] [[Friden]] : <i>Calculating Machine</i> *<b>[[Patent:US2714989]]</b> 09.08.1955 [[Ellerbeck, Grant Clawson]] [[Friden]] : <i>Calculating Machine</i>
 +*<b>[[Patent:US2714990]]</b> 09.08.1955 Anthony B. Machado [[Friden]] Calculating Machine Co., Inc. : <i>Operation terminating mechanism</i>
*<b>[[Patent:US2714991]]</b> 09.08.1955 [[Hopkins, G. W.]] [[Monroe]] : <i>Sign Control Mechanism for Duplex Registers</i> *<b>[[Patent:US2714991]]</b> 09.08.1955 [[Hopkins, G. W.]] [[Monroe]] : <i>Sign Control Mechanism for Duplex Registers</i>
 +*<b>[[Patent:US2715496]]</b> 16.08.1955 Gastaf Hilarius Hellgren : <i>Totalizer control mechanism</i>
 +*<b>[[Patent:US2715498]]</b> 16.08.1955 Karl Heinrich Tenoort Franz Otto Wendel [[NCR]] : <i>Locking means for cash registers</i>
*<b>[[Patent:US2715778]]</b> 23.08.1955 Murdock Kenneth A : <i>Angle calculator</i> *<b>[[Patent:US2715778]]</b> 23.08.1955 Murdock Kenneth A : <i>Angle calculator</i>
*<b>[[Patent:US2715779]]</b> 23.08.1955 [[Hughson, D. R.]] : <i>Machinists Calculator</i> *<b>[[Patent:US2715779]]</b> 23.08.1955 [[Hughson, D. R.]] : <i>Machinists Calculator</i>
 +*<b>[[Patent:US2715999]]</b> 23.08.1955 [[Butler, Thomas M.]] [[Burroughs]] Adding Machine Comp. : <i>Transfer mechanism for calculating machines</i>
*<b>[[Patent:USD175399]]</b> 23.08.1955 J. F. Fleming : <i>Combined Adding Machine and Pencil Box</i> *<b>[[Patent:USD175399]]</b> 23.08.1955 J. F. Fleming : <i>Combined Adding Machine and Pencil Box</i>
*<b>[[Patent:US2716522]]</b> 30.08.1955 Braid Murray D Thompson Prod Inc : <i>Calculator for computing volumes of revolution</i> *<b>[[Patent:US2716522]]</b> 30.08.1955 Braid Murray D Thompson Prod Inc : <i>Calculator for computing volumes of revolution</i>
 +*<b>[[Patent:US2716524]]</b> 30.08.1955 [[Bliss, Harvey N.]] [[Veeder-Root]] Inc. : <i>Numeral wheel aligning mechanism</i>
*<b>[[Patent:US2717121]]</b> 06.09.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Keyboard</i> *<b>[[Patent:US2717121]]</b> 06.09.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Keyboard</i>
*<b>[[Patent:US2717311]]</b> 06.09.1955 Ogletree William A Philco Corp : <i>Simplified binary adder and multiplier circuit</i> *<b>[[Patent:US2717311]]</b> 06.09.1955 Ogletree William A Philco Corp : <i>Simplified binary adder and multiplier circuit</i>
*<b>[[Patent:US2717733]]</b> 13.09.1955 Johnson Richard, [[Luhn, Hans P.]] [[IBM]] : <i>Typewriter controlled calculator</i> *<b>[[Patent:US2717733]]</b> 13.09.1955 Johnson Richard, [[Luhn, Hans P.]] [[IBM]] : <i>Typewriter controlled calculator</i>
*<b>[[Patent:US2717734]]</b> 13.09.1955 [[Hofgaard, Rolf]] : <i>Relay calculating machine</i> *<b>[[Patent:US2717734]]</b> 13.09.1955 [[Hofgaard, Rolf]] : <i>Relay calculating machine</i>
 +*<b>[[Patent:US2718354]]</b> 20.09.1955 [[Sharpe, Arthur]] Underwood Co. : <i>Carriage controled total taking means</i>
*<b>[[Patent:US2718357]]</b> 20.09.1955 [[Sandor, A.]] none : <i>Logarithmic Calculator</i> *<b>[[Patent:US2718357]]</b> 20.09.1955 [[Sandor, A.]] none : <i>Logarithmic Calculator</i>
 +*<b>[[Patent:US2719006]]</b> 27.09.1955 George S. Clemens : <i>Hand adding machine</i>
*<b>[[Patent:US2719359]]</b> 04.10.1955 [[Webber, W. D.]] : <i>Protractor</i> *<b>[[Patent:US2719359]]</b> 04.10.1955 [[Webber, W. D.]] : <i>Protractor</i>
*<b>[[Patent:US2719669]]</b> 04.10.1955 [[Schroeder, C. S.]] : <i>Printing Scale</i> *<b>[[Patent:US2719669]]</b> 04.10.1955 [[Schroeder, C. S.]] : <i>Printing Scale</i>
Line 51: Line 22:
*<b>[[Patent:US2720961]]</b> 18.10.1955 [[Smith, W. R.]] [[IBM]] : <i>Key Latching and Release Mechanism</i> *<b>[[Patent:US2720961]]</b> 18.10.1955 [[Smith, W. R.]] [[IBM]] : <i>Key Latching and Release Mechanism</i>
*<b>[[Patent:US2721032]]</b> 18.10.1955 Charles Gresham Donald McCorquodale and Company Ltd : <i>Calculating Devices for calculating photographic exposure data</i> *<b>[[Patent:US2721032]]</b> 18.10.1955 Charles Gresham Donald McCorquodale and Company Ltd : <i>Calculating Devices for calculating photographic exposure data</i>
 +*<b>[[Patent:US2721695]]</b> 25.10.1955 [[Butler, Thomas M]] Byron A. Runde [[Burroughs]] Corp. : <i>Multiple register mechanism for calculating machines</i>
*<b>[[Patent:US2721697]]</b> 25.10.1955 [[Gilpin, J. C.]] none : <i>Eelectromagnetic Drive Means for Computing Machines</i> *<b>[[Patent:US2721697]]</b> 25.10.1955 [[Gilpin, J. C.]] none : <i>Eelectromagnetic Drive Means for Computing Machines</i>
*<b>[[Patent:US2721698]]</b> 25.10.1955 [[Gang, Herman]] [[Monroe]] : <i>Tabulation Control Means</i> *<b>[[Patent:US2721698]]</b> 25.10.1955 [[Gang, Herman]] [[Monroe]] : <i>Tabulation Control Means</i>
 +*<b>[[Patent:US2722375]]</b> 01.11.1955 Pierre Jacques Charies Chenus Compagnie des Machines Bull SA : <i>Multiplying devices for accounting machines</i>
*<b>[[Patent:US2722376]]</b> 01.11.1955 [[Ellerbeck, Grant Clawson]] [[Friden]] : <i>Back Transfer Calculating Machine</i> *<b>[[Patent:US2722376]]</b> 01.11.1955 [[Ellerbeck, Grant Clawson]] [[Friden]] : <i>Back Transfer Calculating Machine</i>
*<b>[[Patent:US2722377]]</b> 01.11.1955 [[Davis, E. A.]] [[Friden]] : <i>Dividend Divisor Aligning Mechanism</i> *<b>[[Patent:US2722377]]</b> 01.11.1955 [[Davis, E. A.]] [[Friden]] : <i>Dividend Divisor Aligning Mechanism</i>
 +*<b>[[Patent:US2722378]]</b> 01.11.1955 Willem H. T. Helmig Theodorus Reumerman : <i>Means for determining check symbols for symbol groups</i>
 +*<b>[[Patent:US2722383]]</b> 01.11.1955 [[Westinger, Karl]], [[Altenburger, Ernst]], [[Hirt, Otto]] : <i>Tens-carrying mechanism for calculating machines</i>
 +*<b>[[Patent:US2722887]]</b> 08.11.1955 [[Werner, Frank R.]], [[Sterzer, Walter G.]] [[NCR]] : <i>Printing mechanism and record material handling equipment</i>
 +*<b>[[Patent:US2723019]]</b> 08.11.1955 [[Christian, Raymond A.]] Herbert C. Johnson Anthony W. Titus [[NCR]] : <i>Mechanism to control movement of traveling carriages</i>
*<b>[[Patent:US2723801]]</b> 15.11.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Electro-mechanical decimal adder</i> *<b>[[Patent:US2723801]]</b> 15.11.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Electro-mechanical decimal adder</i>
*<b>[[Patent:US2724062]]</b> 15.11.1955 [[Nolde, G. V.]] [[Marchant]] : <i>Electrical Circuit for Suppressing Interference</i> *<b>[[Patent:US2724062]]</b> 15.11.1955 [[Nolde, G. V.]] [[Marchant]] : <i>Electrical Circuit for Suppressing Interference</i>
*<b>[[Patent:US2724183]]</b> 22.11.1955 Edison Theodore M Calibron Products Inc : <i>Remotely controlled precision drive and calculating systems</i> *<b>[[Patent:US2724183]]</b> 22.11.1955 Edison Theodore M Calibron Products Inc : <i>Remotely controlled precision drive and calculating systems</i>
 +*<b>[[Patent:US2724328]]</b> 22.11.1955 Robert E. Boyden Holland H. Freeman [[Clary]] Corp. : <i>Tamper-proof means in printing and computing machines</i>
 +*<b>[[Patent:US2724551]]</b> 22.11.1955 [[Anderson, Walter]] [[Underwood]] Corp. : <i>Constant device for calculating machine</i>
*<b>[[Patent:US2724552]]</b> 22.11.1955 [[Sherwood, A. W.]] : <i>Gas Mileage Computer</i> *<b>[[Patent:US2724552]]</b> 22.11.1955 [[Sherwood, A. W.]] : <i>Gas Mileage Computer</i>
 +*<b>[[Patent:US2724554]]</b> 22.11.1955 [[Helgeson, Angus G.]] [[NCR]] : <i>Accounting machine interlocks</i>
*<b>[[Patent:US2725029]]</b> 29.11.1955 Ammerman George E Murray Corp : <i>[[Slide Rule]] type cooking chart</i> *<b>[[Patent:US2725029]]</b> 29.11.1955 Ammerman George E Murray Corp : <i>[[Slide Rule]] type cooking chart</i>
*<b>[[Patent:US2725194]]</b> 29.11.1955 [[Krauss, D. G.]] : <i>Fuel Milleage Calculator</i> *<b>[[Patent:US2725194]]</b> 29.11.1955 [[Krauss, D. G.]] : <i>Fuel Milleage Calculator</i>
*<b>[[Patent:US2725195]]</b> 29.11.1955 Rueff Rene H : <i>Menstrual period calculating device</i> *<b>[[Patent:US2725195]]</b> 29.11.1955 Rueff Rene H : <i>Menstrual period calculating device</i>
 +*<b>[[Patent:US2726037]]</b> 06.12.1955 [[Landsiedel, Walter]] [[Sperry Rand]] Corp. : <i>Short-cut multiplication mechanism</i>
*<b>[[Patent:US2726452]]</b> 13.12.1955 Maupin Leslie E : <i>Carpenters calculating and lay-out tool</i> *<b>[[Patent:US2726452]]</b> 13.12.1955 Maupin Leslie E : <i>Carpenters calculating and lay-out tool</i>
*<b>[[Patent:US2726809]]</b> 13.12.1955 [[Farber, M.]] : <i>Moments of Distribution Determining Device</i> *<b>[[Patent:US2726809]]</b> 13.12.1955 [[Farber, M.]] : <i>Moments of Distribution Determining Device</i>
*<b>[[Patent:US2727684]]</b> 20.12.1955 Raymond Eden Reginald Powers Samas Account Mach Ltd : <i>Calculating machines controlled by statistical record cards</i> *<b>[[Patent:US2727684]]</b> 20.12.1955 Raymond Eden Reginald Powers Samas Account Mach Ltd : <i>Calculating machines controlled by statistical record cards</i>
 +*<b>[[Patent:US2727686]]</b> 20.12.1955 Otto Thalmann : <i>Cycle computer</i>
*<b>[[Patent:US2727687]]</b> 20.12.1955 Erich Komusin : <i>Device for recording and adding numbers</i> *<b>[[Patent:US2727687]]</b> 20.12.1955 Erich Komusin : <i>Device for recording and adding numbers</i>
*<b>[[Patent:US2727688]]</b> 20.12.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Keyboard Control Mechanism</i> *<b>[[Patent:US2727688]]</b> 20.12.1955 [[Luhn, Hans P.]] [[IBM]] : <i>Keyboard Control Mechanism</i>
*<b>[[Patent:US2727689]]</b> 20.12.1955 [[Heindorff, H.]] [[Brunsviga]] : <i>Ten Digit Keyboard for Calculating Machine</i> *<b>[[Patent:US2727689]]</b> 20.12.1955 [[Heindorff, H.]] [[Brunsviga]] : <i>Ten Digit Keyboard for Calculating Machine</i>
 +*<b>[[Patent:US2728521]]</b> 27.12.1955 Bernard S. Beisson Michael J. Markakis Lawrence W. Damenberg Harold J. Rounds [[Friden]] Calculating Machine Co., Inc. : <i>Apparatus for typing symbols from a register</i>
*<b>[[Patent:US2728523]]</b> 27.12.1955 Emile Grandadam Roger Charles : <i>Output calculator for machine tools</i> *<b>[[Patent:US2728523]]</b> 27.12.1955 Emile Grandadam Roger Charles : <i>Output calculator for machine tools</i>
*<b>[[Patent:US2728526]]</b> 27.12.1955 [[Fowler, R. G.]] et al [[NCR]] : <i>Power Drive Mechanism</i> *<b>[[Patent:US2728526]]</b> 27.12.1955 [[Fowler, R. G.]] et al [[NCR]] : <i>Power Drive Mechanism</i>
</div> </div>

Revision as of 21:24, 24. Jan 2009



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