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with one set of keys for all denominations

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  • CPC
  • G06C7/08
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Parent Industries

GPHYSICS G06Computing G06CDIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY G06C7/00Input mechanisms

Current Industry

G06C7/08with one set of keys for all denominations
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pushbutton keyboard system
    • Patent number 4,163,125
    • Issue date Jul 31, 1979
    • Texas Instruments Incorporated
    • Henry J. Boulanger
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Keyboards
    • Patent number 3,950,634
    • Issue date Apr 13, 1976
    • Meyer Speiser
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3858202
    • Patent number 3,858,202
    • Issue date Dec 31, 1974
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3839785
    • Patent number 3,839,785
    • Issue date Oct 8, 1974
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3808384
    • Patent number 3,808,384
    • Issue date Apr 30, 1974
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3725907
    • Patent number 3,725,907
    • Issue date Apr 3, 1973
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3687361
    • Patent number 3,687,361
    • Issue date Aug 29, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3674201
    • Patent number 3,674,201
    • Issue date Jul 4, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3674202
    • Patent number 3,674,202
    • Issue date Jul 4, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3670957
    • Patent number 3,670,957
    • Issue date Jun 20, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3652826
    • Patent number 3,652,826
    • Issue date Mar 28, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3598971
    • Patent number 3,598,971
    • Issue date Aug 10, 1971
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3522418
    • Patent number 3,522,418
    • Issue date Aug 4, 1970
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3504163
    • Patent number 3,504,163
    • Issue date Mar 31, 1970
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3451618
    • Patent number 3,451,618
    • Issue date Jun 24, 1969
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3419212
    • Patent number 3,419,212
    • Issue date Dec 31, 1968
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3385519
    • Patent number 3,385,519
    • Issue date May 28, 1968
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3350005
    • Patent number 3,350,005
    • Issue date Oct 31, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3319884
    • Patent number 3,319,884
    • Issue date May 16, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3319882
    • Patent number 3,319,882
    • Issue date May 16, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3317128
    • Patent number 3,317,128
    • Issue date May 2, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3315885
    • Patent number 3,315,885
    • Issue date Apr 25, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3314601
    • Patent number 3,314,601
    • Issue date Apr 18, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3184159
    • Patent number 3,184,159
    • Issue date May 18, 1965
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3169701
    • Patent number 3,169,701
    • Issue date Feb 16, 1965
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3147919
    • Patent number 3,147,919
    • Issue date Sep 8, 1964
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3116873
    • Patent number 3,116,873
    • Issue date Jan 7, 1964
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3093304
    • Patent number 3,093,304
    • Issue date Jun 11, 1963
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3073520
    • Patent number 3,073,520
    • Issue date Jan 15, 1963
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3057548
    • Patent number 3,057,548
    • Issue date Oct 9, 1962
    • G06 - COMPUTING CALCULATING COUNTING