Patente aus den USA 1923
- Patent:US1441323 09.01.1923 A. J. Barber : Abacus Frame
- Patent:US1441733 09.01.1923 Mays James F Mays Accounting Machine Compan : Calculating Machine
- Patent:US1441914 09.01.1923 N. J. Deisch : Tabular Calculator
- Patent:US1442004 09.01.1923 Rudin, Karl Viktor : Zero-setting mechanism for machines of the Trinks type
- Patent:US1442059 26.01.1923 Ivan Engstrom ACME Appliance Comp. : Combined adding, listing, and check writing machine
- Patent:US1443855 30.01.1923 Patrick Marvin Swain : Mathematical calculator and rule
- Patent:US1444381 06.02.1923 R. Landenberger : Proportion Finder
- Patent:US1444619 06.02.1923 Millard A. Lucas : Workman s time calculator
- Patent:US1445490 13.02.1923 Joseph C. Coffee Wales Adding Machine Comp. : Sign-printing mechanism
- Patent:US1446990 27.02.1923 Poole, Arthur Remington Accounting Machine Comp. : Calculating machine
- Patent:US1447309 06.03.1923 S. V. Johnson : Calculating Device
- Patent:US1447871 06.03.1923 Lake, Clair Tabulating Machine Company : Friction drive control for tabulating machines
- Patent:US1447872 06.03.1923 Lake, Clair Tabulating Machine Company : Friction drive for tabulating-machine counters
- Patent:US1502388 19.03.1923 Lebeis, Martin NV Machina Maatschappij voor Handel en Industrie, Amsterdam : Adding machine
- Patent:US1448809 20.03.1923 William Moeller Wales Adding Machine Company : Calculating Machine
- Patent:US1448874 20.03.1923 H. A. Shappelle : Carriage Mechanism for Calculating Machines
- Patent:US1449009 20.03.1923 Landsiedel, Harry Dalton Adding Machine Company : Adding and listing machine
- Patent:US1449230 20.03.1923 Edward B. Hine Gilbert & Barker Mfg. Comp. : Register
- Patent:US1449639 27.03.1923 Turck, Joseph Abraham Valentine : Calculating Machine
- Patent:US1450395 03.04.1923 N. Y. Troidl : Educational Appliance
- Patent:US1450516 03.04.1923 Emanuel Richter Elliott-Fisher Comp. : Calculating machine
- Patent:US1450718 03.04.1923 Michele G. de Simone George B. Agnew : Calculating machine
- Patent:US1451730 17.04.1923 J. J. Heys : Method of a Machine for Measuring Bodies
- Patent:US1452162 17.04.1923 Adolph G. Kupetz Underwood Computing Machine Comp. : Combined typewriting and computing machine
- Patent:US1453100 24.04.1923 Fred Fulgora : Calculating device
- Patent:US1521980 30.04.1923 Peter Waldo Zook : Carpenters measuring tool
- Patent:US1454104 08.05.1923 F. W. Caldwell : Calculator
- Patent:US1454275 08.05.1923 Friden, Carl Mauritz Fredrick Marchant Calculating Machine Comp. : Calculating machine
- Patent:US1454382 08.05.1923 Hermann Thun Krupp : Adding machine particularly for leather-measuring machines
- Patent:US1455196 15.05.1923 Foothorap, Harry Arthur Elliott-Fisher Comp. : Cross footer register for writing adding machines
- Patent:US1455280 15.05.1923 Harry H. Vickers Underwood Computing Machine Comp. : Combined typewriting and computing machine
- Patent:US1455339 15.05.1923 J. F. Keller et al : Circular Slide Rule
- Patent:US1455555 15.05.1923 Sundstrand, Oscar : Adding Machine
- Patent:US1456061 22.05.1923 Edward Squire Cecil Thompson Jowett : Calculating Machine
- Patent:US1456155 22.05.1923 H. W. Slauson : Indicator
- Patent:US1456660 29.05.1923 Harry H. Vickebs Underwood Computing Machine Comp. : Computing machine
- Patent:US1456970 29.05.1923 Caldwell John : Compass Ellipsograph
- Patent:US1457821 05.06.1923 Cook, ClaraL. Emmie T. Nolen : Calendar
- Patent:US1458141 12.06.1923 H. Meredith-Jones : Adding Machine
- Patent:US1458457 12.06.1923 Frederic Amez-Droz Louis : Copy carrier for writing machines, adding machines, and the like
- Patent:US1458642 12.06.1923 Frederic Collins : Adding machine
- Patent:US1458649 12.06.1923 Richard N. Gardner : Time calculator
- Patent:US1498027 17.06.1923 Gagliazzo, Carlo : Computing Machine
- Patent:US1459279 19.06.1923 W. H. Butcher : Calculator
- Patent:US1459644 19.06.1923 G. W. Watson : Apparatus for Measuring Products of two Variable Quantities
- Patent:US1459814 26.06.1923 Barrett, Glenn Remington Typewriter Comp. : Combined typewriting and adding machine
- Patent:US1459857 26.06.1923 O. D. Parson : Slide Rule
- Patent:US1459886 26.06.1923 K. R. Hammond : Computing Machine
- Patent:US1460101 26.06.1923 Louis La Veck Simplex Paper Accessories Co., Inc. : Counting apparatus
- Patent:US1460148 26.06.1923 E. D. Tillyer : Transposition Scale
- Patent:US1460469 03.07.1923 Ansart, Louis L. Underwood Computing Machine Comp. : Computing machine
- Patent:US1460917 03.07.1923 Carmelo Penaflor : Laboratory tabulator
- Patent:US1461138 10.07.1923 Herbert O. Olson : Decimal-equivalent calculator
- Patent:US1461455 10.07.1923 Paul Reiss Gutschow und Co. GmbH : Tens-carrying device for calculating machines
- Patent:US1461677 10.07.1923 C. N. Reynolds, Jr. : Slide Rule
- Patent:US1461975 17.07.1923 W. B. Eaton et al : Slide Rule
- Patent:US1462058 17.07.1923 Britten, Edwin Monroe : Carry Mechanism for Registers
- Patent:US1462059 17.07.1923 E. F. Britten, Jr. : Automatic Carriage Raising Means for Calculating Machines
- Patent:US1462397 17.07.1923 Trinks, Franz : Calculating Machine
- Patent:US1462944 24.07.1923 Rudin, Karl Viktor : Calculating Machine
- Patent:US1463155 31.07.1923 Frank K. Davis Charles Taylor Underwood Computing Machine Comp. : Combined typewriting and computing machine
- Patent:US1463195 31.07.1923 Breitling, Ernst Eduard Ostmeyer Fried. Krupp AG : Cash register
- Patent:US1463254 31.07.1923 Frederick U. Conard Underwood Computing Machine Comp. : Combined typewriting and computing machine
- Patent:US1464095 07.08.1923 Hart, Frederick Remington Accounting Machine Comp. : Calculating machine
- Patent:US1464403 07.08.1923 W. H. Berwick : Calculating Machine
- Patent:US1464683 14.08.1923 Nelson C. Ovaitt Payometer Comp. : Counter attachment for accounting machines
- Patent:US1464778 14.08.1923 Rudin, Karl Viktor : Zeroizing means for the curve disks of calculating machines
- Patent:US1465871 21.08.1923 Schaller, Carl Grimme, Natalis u. Co. : Calculating Machine
- Patent:US1497570 25.08.1923 F. Leitner : Adding Machine
- Patent:US1467198 04.09.1923 Schaller, Carl Grimme, Natalis u. Co. : Calculating machine
- Patent:US1468185 18.09.1923 J. V. Weckbaugh : Accounting Machine
- Patent:US1468712 25.09.1923 Hannibal C. Ford Ford Instrument Comp. : Sighting device
- Patent:US1468901 25.09.1923 Noel George Eveson : Indicating and recording device particularly adapted for use by golfers
- Patent:US1468992 25.09.1923 Chase, George Clinton : Calculating Machine
- Patent:US1469488 02.10.1923 Sieweck Carl A Remington Accounting Machine C : Calculating Machine
- Patent:US1469932 09.10.1923 Arthur A. Adams Frank A. Emery : Counter
- Patent:US1470839 16.10.1923 Greene Carltom Hosch Measuregraph Comp. : Auxiliary chart computing machine
- Patent:US1471341 23.10.1923 Sidney B. Lamb : Time calculator
- Patent:US1471684 23.10.1923 Edward Russell-Clarke Autokal Syndicate Ltd. : Calculating machine
- Patent:US1471770 23.10.1923 Bernau, Frederick Ellis Adding Typewriter Comp. : Locking means for accumulator controls
- Patent:US1472276 30.10.1923 Alber C. Meyer : Interest calculator
- Patent:US1472590 30.10.1923 Ford, Hannibal Ford Instr Co Inc : Calculating Instrument
- Patent:US1473174 06.11.1923 T. E. Cherry : Adding Machine
- Patent:US1473573 06.11.1923 H. Foley : Calculating Device
- Patent:US1474137 13.11.1923 Ludwig Beckenbauer : Adjusting mechanism for calculating machines
- Patent:US1474230 13.11.1923 E. F. Britten, Jr. : Calculating Machine
- Patent:US1474238 13.11.1923 Chase, George Clinton : Selector Mechanism for Calculating Machines
- Patent:US1474533 20.11.1923 Latshaw Charles E : Decimal-point calculator
- Patent:US1475152 20.11.1923 Wright, Walter Underwood Computing Machine Comp. : Combined typewriting and computing machine
- Patent:US1475944 04.12.1923 Alexander F.W. Grogel Bruce H. Tingley Dalton Adding Machine Comp. : Adding, calculating and recording machine
- Patent:US1475999 04.12.1923 P. Jaray : Slide Rule with Logarithmical Graduations
- Patent:US1476183 04.12.1923 E. Roucka : Device for Transmitting Positions of Indicating Organs
- Patent:US1476197 04.12.1923 Friden, Carl Mauritz Fredrick Marchant : Calculating Machine
- Patent:US1476198 04.12.1923 Friden, Carl Mauritz Fredrick : Calculating machine
- Patent:US1476489 04.12.1923 Carver James H Gen Electric : Calculator for gears
- Patent:US1476576 04.12.1923 J. R. Armstrong : Integrating and Registering Device for Fluid Meters
- Patent:US1476804 11.12.1923 De Simone, Michele Guglielmo New York Calculating Machine Company : Denominator and Adding Machine
- Patent:US1477116 11.12.1923 De Giglio, Gaetano : Calculating machine
- Patent:US1477420 11.12.1923 Breitling, Ernst Fried. Krupp AG : Cash register or calculating machine
- Patent:US1477536 18.12.1923 Breitling, Ernst Fried. Krupp AG : Zeroizing device for cash registers or calculating machines
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