Patente aus den USA 1902
- Patent:US690472 07.01.1902 Elmer S. Smith Harvey Giles Ideal Cash Register Comp. : Cash register
- Patent:US690554 07.01.1902 Bickford, Frank H. NCR : Cash Register
- Patent:US690924 14.01.1902 Butt, Albert Leonidas : Calculating Device
- Patent:US694258 25.01.1902 J. H. C. Dennert Dennert und Pape : Slide Rule
- Patent:US692019 28.01.1902 Charles Kolshorn : Educational appliance
- Patent:US693774 18.02.1902 A. T. Beauregard : Calculator
- Patent:US693958 25.02.1902 Felt, Dorr E. : Duplicate Printing Mechanism for Adding Machines
- Patent:US694322 25.02.1902 Ohmer, John Tyler, Hiram William F. Breidenbach Ohmer Car Register Comp. : Fare-register
- Patent:US694897 04.03.1902 Sloss, James W. : Calculating machine
- Patent:US694955 11.03.1902 Felt, Dorr E. : Tabulating Machine
- Patent:US695099 11.03.1902 Fleishman, Frank L. : Calculating machine
- Patent:US695217 11.03.1902 Lanckton, William Acme Adder Mfg. Co. Ltd. : Adding-machine
- Patent:US695933 25.03.1902 Hollerith, Herman Tabulating Machine Company : Electrically-Actuated Counter
- Patent:US696141 25.03.1902 Hoch, Adam Wendling-Hoch Adding Machine Comp. : Adding Attachment for Type-writing Machine
- Patent:US696173 25.03.1902 A. Hoch : Adding Machine
- Patent:US696224 25.03.1902 Carney, Thomas NCR : Cash register
- Patent:US696415 01.04.1902 William Austin Day : Adding and subtracting machine
- Patent:US696481 01.04.1902 Platt, Corwin H. : Adding machine
- Patent:US697476 15.04.1902 Fred. P. Gorin : Cash Register
- Patent:US697861 15.04.1902 William H. MacCollin Warren-Ehret Comp. : Mechanical calculator
- Patent:US697981 22.04.1902 Carrol, Thomas NCR : Cash Register
- Patent:US697982 22.04.1902 Cleal, Joseph P. NCR : Cash register
- Patent:US698141 22.04.1902 George Roegner Carlton Mfg. Comp. : Calculator
- Patent:US698614 29.04.1902 Wolfe, Jacob C. : Type-writing and adding machine
- Patent:US699100 29.04.1902 Carney, Thomas NCR : Cash register
- Patent:US699320 06.05.1902 Hiett, De Kernia J. T. New Hiett Machines Mfg. Comp. : Adding machine
- Patent:US699807 13.05.1902 McConnell, Louis Y. und Raymond, Charles L. : Calculating machine
- Patent:US700448 20.05.1902 Smith, Horace A. : Adding device
- Patent:US700732 27.05.1902 B. W. Bryan : Planimeter
- Patent:US700748 27.05.1902 Dement, Isaac S. American Mechanical Cashier Comp. : Combined mechanical cashier and register
- Patent:US701103 27.05.1902 Edwin Thacher Edson M. Scofield : Slide rule
- Patent:US701611 03.06.1902 Powell, William G. : Calculating machine
- Patent:US701721 03.06.1902 Harrison, George F. : Calculating machine
- Patent:US702052 10.06.1902 Fitch, Eugene Union Typewriter Comp. : Adding machine
- Patent:US703188 24.06.1902 Dement, Isaac S. American Mechanical Cashier Comp. : Cash-register
- Patent:US703330 24.06.1902 Edwin Wiswall : Adding-machine
- Patent:US703437 01.07.1902 James S. Merritt : Slide-scale
- Patent:US703785 01.07.1902 Hamann, Christel; Haack, Paul : Calculating Machine
- Patent:US704114 08.07.1902 Roenius, Edmund : Computing machine
- Patent:US704795 15.07.1902 Hallwood, Henry S. Hallwood Cash Register Comp. : Cash register and indicator
- Patent:US704796 15.07.1902 Hallwood, Henry S. Hallwood Cash Register Comp. : Cash register
- Patent:US704938 15.07.1902 Schuman, Alexander C. : Adding Machine
- Patent:US705409 22.07.1902 Oscar L. Ingram : Accounting attachment for type-writing machines
- Patent:US721405 28.07.1902 W. M. Wheildon : Computing Device
- Patent:US705838 29.07.1902 Hamann, Christel : Calculating-machine
- Patent:US706000 29.07.1902 Judah L. Levin : Adding-machine
- Patent:US706048 05.08.1902 Thomas W. Graham : Counting-machine
- Patent:US706180 05.08.1902 Ivar Hultman Adolf Magnus Johanson : Calculating machine
- Patent:US706375 05.08.1902 Baldwin, Frank Stephen : Calculating machine
- Patent:US707309 19.08.1902 Ellis, Halcolm, Perkins, Nathan W. Charles H. Filley : Adding-machine
- Patent:US707380 19.08.1902 Bickford, Frank H. NCR : Cash Register
- Patent:US707408 19.08.1902 George S. Green NCR : Cash register
- Patent:US707580 26.08.1902 D. L. Gregory : Ellipsograph
- Patent:US709244 16.09.1902 Rinsche, Frank C. Universal Accountant Machine Comp. : Calculating machine
- Patent:US709362 16.09.1902 Schuman, Alexander C. Spalding Coleman : Calculating-machine
- Patent:US709363 16.09.1902 Schuman, Alexander C. Spalding Coleman : Computing machine
- Patent:US709364 16.09.1902 Schuman, Alexander C. Spalding Coleman : Dating attachment for calculating machines
- Patent:US709365 16.09.1902 Schuman, Alexander C. Spalding Coleman : Calculating machine
- Patent:US709477 23.09.1902 Fitch, Eugene Union Typewriter Comp. : Adding machine
- Patent:US710288 30.09.1902 L. B. Manley : Computing Chart
- Patent:US710772 07.10.1902 Goldberg, Hyman Eli : Calculating-machine
- Patent:US711252 14.10.1902 N. H. Kodama : Adding or Subtracting Rule
- Patent:US711392 14.10.1902 Martin Garrison Sam Frank : Adding-machine
- Patent:US711487 21.10.1902 Felt, Dorr E. : Tabulating Machine
- Patent:US712381 28.10.1902 Howieson, John T. : Calculating machine
- Patent:US778447 29.10.1902 Cleveland, Rienzi W. : Adding and subtracting machine
- Patent:US712518 04.11.1902 Goldberg, Hyman Eli : Calculating machine
- Patent:US712777 04.11.1902 George Wilson Dudley Arthur Louis Dudley Numerograph Mfg. Comp. : Recording and adding machine
- Patent:US712795 04.11.1902 Hoch, Adam Wendling-Hoch Adding Machine Comp. : Calculating machine
- Patent:US713444 11.11.1902 Louis V. Johnson : Counter for pinochle or similar games
- Patent:US714151 25.11.1902 Coffeen, Francis Edwin : Adding machine
- Patent:US715129 02.12.1902 Ohmer, John Tyler, Hiram Ohmer Car Register Comp. : Fare-register
- Patent:US715197 02.12.1902 John M. Daly : Graphic tonnage resistance indicator
- Patent:US715199 02.12.1902 John M. Daly : System for computing the resistance of railway trains
- Patent:US715201 02.12.1902 John M. Daly : System for computing tonnage resistance in railway-trains
- Patent:US715460 09.12.1902 Daly, John M. : Gravity Computing Machine
- Patent:US715461 09.12.1902 Daly, John M. : Computing machine
- Patent:US715883 16.12.1902 G. W. Sherman : Ellipsograph
- Patent:US717125 30.12.1902 William P. Shattuck Shattuck Mfg. Comp. : Calculator
- Patent:US717126 30.12.1902 W. P. Shattuck : Adding and Listing Machine
- Patent:US717396 30.12.1902 Hiett, De Kernia James Thomas : Calculating machine
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