Patent

Patentdatenbank USA 1922

Patent:US1402572 03.01.1922 Benjamin J. Collins : Calculating machine
Patent:US1402803 10.01.1922 Cedric B. Smith : Computing chart
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Patent:US1403130 10.01.1922 Holmes Marshall Remington (P) Accounting Machine Comp. : Combined typewriting and computing machine
Patent:US1403361 10.01.1922 John Waldheim Underwood (P) Computing Machine Comp. : Combined typewriting and computing machine
Patent:US1404019 17.01.1922 C. A. Gilson Gilson Slide Rule Co (P) : Mechanical Calculating Device
Patent:US1404180 17.01.1922 Willis, Edward (P) : Planimeter
Patent:US1404280 24.01.1922 Cox Jesse, Alexander Klein, Dixon Thomas Dixon Dev Company : Mechanical adding-key store
Patent:US1404443 24.01.1922 King Roy D American Sales Company : Adding Machine
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Patent:US1405193 31.01.1922 W. Favreau : Educational and Entertaining Device
Patent:US1405333 31.01.1922 H. Ritow : SlideRule
Patent:US1405598 07.02.1922 Fred M. Kramer : Course corrector
Patent:US1405847 07.02.1922 G. D. Johnson : Computing Device
Patent:US1406210 14.02.1922 John L. Murray : Catamenial calendar
Patent:US1406712 14.02.1922 A. Wolpert : Adding and Subtracting Device
Patent:US1406863 14.02.1922 S. Hoffman, J. Schwartz, and I. Holden : Drawing Instrument
Patent:US1407134 21.02.1922 Eaton Jr Charles F : Calculating Instrument
Patent:US1407352 21.02.1922 Nesbit Joseph N G : Horsepower calculator and recorder
Patent:US1409547 14.03.1922 Waiter E. Hosch Measuregraph (P) Comp. : Totalizing mechanism
Patent:US1409575 14.03.1922 Rechnitzer, Alexander (P) : Calculating machine
Patent:US1409583 14.02.1922 F. R. Robinson : Calculating Device
Patent:US1409608 14.03.1922 W. B. Stevens : Expense Register
Patent:US1409769 14.03.1922 J. A. Petterson : Envelope Printing Attachement for Adding Machines
Patent:US1411357 04.04.1922 Adolph H.C. Hornbostel Richard W. Rodenburg Edward W. Rodenburg Hugo P. Haessler John F. Haessler : Computing device
Patent:US1411493 04.04.1922 J. Hardt : Ellipsograph
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Patent:US1413021 18.04.1922 E. H. Gibb : Computing Device
Patent:US1413517 18.04.1922 André Cloutier Society Etablissements Georges Lutz G. Krempp : Surface measuring machine
Patent:US1413713 25.04.1922 Hugo Enders Lehigh Corp. : Zero-setting device for calculating machines
Patent:US1413973 25.04.1922 Merton A. Darville David C. Johnson : Calculation chart for securities
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Patent:US1414729 02.05.1922 Hugo Enders Lehigh Corp : Calculating Machine
Patent:US1414855 02.05.1922 R. E. Bishop : Time Meter
Patent:US1414978 02.05.1922 Ralph W. Bumstead : Computing machine
Patent:US1415174 09.05.1922 Horton, Allen (P) : Adding Machine
Patent:US1415297 09.05.1922 Francis A. Belt : Calculating machine
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Patent:US1416974 23.05.1922 Piscicelli Taeggi, Roberto (P) : Calculating Machine
Patent:US1417424 23.05.1922 Thomas, Simpson : Calendar
Patent:US1417924 30.05.1922 A. Koronski : Computing Machine
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Patent:US1418947 06.06.1922 J. E. Lysen : Calculator
Patent:US1419283 13.06.1922 Vernon L. Mattson : Mathematical instrument
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Patent:US1421321 27.06.1922 Taylor, Harold : Short-base range finder
Patent:US1422944 18.07.1922 H. S. Edmondson : Calculator
Patent:US1423437 18.07.1922 W. W. Lasker : Carriage Operating Mechanism
Patent:US1423439 18.07.1922 Lasker, William Walter (P) Powers Accounting Machine Comp. : Sector control for tabulating machines
Patent:US1423896 25.07.1922 W. L. Wyckoff : Calculating Rule
Patent:US1424194 01.08.1922 H. and F. Brotherton : Device for Calculating or Computing Purposes
Patent:US1424344 01.08.1922 J. Crompton and W. Gallagher : Calculating Device
Patent:US1424518 01.08.1922 Paul F. Quinlan : Register dial
Patent:US1424807 08.08.1922 Carl F. Dieckmann Eugene Dietzgen (P) Co. : Magnifying runner for slide rules
Patent:US1426103 15.08.1922 Shirley Brooks Ralston : Apparatus for graphically ascertaining the stability and trim of ships under assumed loads
Patent:US1426377 22.08.1922 Goldberg, Hyman Eli (P) Remington (P) Accounting Machine Comp. : Totalizer clear signal
Patent:US1426419 22.08.1922 Smith, Abraham (P) : Computing and recording machine
Patent:US1426434 22.08.1922 Walter Williamson Crosby Steam Gage und Valve Company : Counter
Patent:US1426499 22.08.1922 R. E. Page : Single Column Selector for Card Sorting Machines
Patent:US1426710 22.08.1922 Brown, William (P) H H Franklin Mfg Company : Calculating Machine
Patent:US1426825 22.08.1922 G. G. Dobson : Numerical Calculating Device
Patent:US1426829 22.08.1922 G. R. Flynn : Calculating Device
Patent:US1428065 05.09.1922 Tidswell, Hubert Royds (P) : Sex Calculator
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Patent:US1428831 12.09.1922 W. Augustin : Locking Device for Calculating Machines
Patent:US1429201 12.09.1922 Gubelmann, William S. (P) : Adding and Recording Machine
Patent:US1429202 12.09.1922 Gubelmann, William S. (P) : Adding and Recording Machine
Patent:US1429264 19.09.1922 J. W. Wright : Calculating Guy Rule
Patent:US1429463 19.09.1922 Squyer Albert R Holt Mfg Co : Calculator for tractor performance
Patent:US1429785 19.09.1922 C. H. Smith : Self Adjusting Line Gauge
Patent:US1429907 19.09.1922 Krick Arthur E Humidity Control Company : Calculating Balance
Patent:US1430212 26.09.1922 Brabant, Lewis : Calendar
Patent:US1431409 10.10.1922 Miller, William L. Gisholt Machine Comp. : Slide Rule
Patent:US1431654 10.10.1922 J. Hardt : Compasses for Drawing Oviform Curves
Patent:US1432169 17.10.1922 Fenn William, Groshell Oscar Manufacturers Contracting Comp : Duplicating device for adding machines
Patent:US1432256 17.10.1922 Phinney Edgar E Monroe (P) Calculating Machine : Calculating Machine
Patent:US1432375 17.10.1922 H. A. Witt : Apparatus for Integrating Variable Quantities as Regards the Timer
Patent:US1432616 17.10.1922 E.E. Phinney Monroe (P) Calculating Machine Co : Keyboard clearing means for calculating machines
Patent:US1433083 24.10.1922 Le Roi J. Leishmann : Computing Instrument
Patent:US1433186 24.10.1922 V. Daemen : Calculating Device
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Patent:US1433908 31.10.1922 Pentecost, Arthur (P) Fisher, William (P) Wales Adding Machine Comp. : Calculating machine
Patent:US1435422 14.11.1922 R. Schiske : Kilometer per Liter Register
Patent:US1435493 14.11.1922 A. Pentecost : Paper Carriage Mechanism
Patent:US1435512 14.11.1922 A. S. Boggio : Calculator
Patent:US1436218 21.11.1922 C. A. Tindall and J. R. Showers : Attachement for Adding Machines
Patent:US1436282 21.11.1922 Stephen F. Nuckolls : Computer
Patent:US1437298 28.11.1922 G. R. Fickert : Belt Calculator
Patent:US1437325 28.11.1922 Adaptable Code Condensers (P) LTD : Mechanical coding and decoding or ciphering apparatus
Patent:US1437500 05.12.1922 G. H. Duste : Calculating Device
Patent:US1438014 05.12.1922 Frank W. Blake Underwood (P) Computing Machine Com. : Computing machine
Patent:US1438144 05.12.1922 Stevenson Robert A : Toy calculator
Patent:US1438419 12.12.1922 Wrenn, Herbert (P) A. Wrenn Adding Machine Co. (P) : Calculating machine
Patent:US1438718 12.12.1922 Alfred E. Oswald Underwood (P) Computing Machine Com. : Combined typewriting and computing machine
Patent:US1439097 19.12.1922 Edward Alfred Graham : Counting and indicating mechanism
Patent:US1439175 19.12.1922 Landsiedel, Harry (P) Dalton (P) Adding Machine Comp. : Multiplying machine
Patent:US1439246 19.12.1922 R. Landenberger : Calculating Device
Patent:US1439936 26.12.1922 W. L. Wyckoff : Calculator
Patent:US1439938 26.12.1922 Andrew Lee Beck : Lumber calculator
Patent:US1440028 26.12.1922 Odhner, Valentin Jakob (P) : Calculating wheel of calculating machines
Patent:US1440145 26.12.1922 Corbon L. Harvey Frederick Otto Mueller : Calculating machine
Patent:US1530925 27.03.1922 Bleasdale, John W. : Adding and multiplying machine
Patent:US1556964 20.04.1922 Scherbius, Arthur (P) Gewerkschaft Securitas : Electric Ciphering Apparatus
Patent:US1584660 07.12.1922 Scherbius, Arthur (P) NV Ingenieursbureau Securitas : Ciphering device

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Patentdatenbank USA 1922