TREA

using a mechanical oscillator

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  • CPC
  • G04F7/04
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Parent Industries

GPHYSICS G04Horology G04FTIME-INTERVAL MEASURING G04F7/00Apparatus for measuring unknown time intervals by mechanical means

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G04F7/04using a mechanical oscillator
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Patents Grantslast 30 patents

  • Information Patent Grant

    3832844
    • Patent number 3,832,844
    • Issue date Sep 3, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3701250
    • Patent number 3,701,250
    • Issue date Oct 31, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3676995
    • Patent number 3,676,995
    • Issue date Jul 18, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    2707862
    • Patent number 2,707,862
    • Issue date May 10, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2641900
    • Patent number 2,641,900
    • Issue date Jun 16, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2641899
    • Patent number 2,641,899
    • Issue date Jun 16, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2512088
    • Patent number 2,512,088
    • Issue date Jun 20, 1950
    • G04 - HOROLOGY
  • Information Patent Grant

    2218882
    • Patent number 2,218,882
    • Issue date Oct 22, 1940
    • G04 - HOROLOGY
  • Information Patent Grant

    956230
    • Patent number 956,230
    • Issue date Apr 26, 1910
    • G04 - HOROLOGY
  • Information Patent Grant

    448930
    • Patent number 448,930
    • Issue date Mar 24, 1891
    • G04 - HOROLOGY
  • Information Patent Grant

    319145
    • Patent number 319,145
    • Issue date Jun 2, 1885
    • G04 - HOROLOGY
  • Information Patent Grant

    272545
    • Patent number 272,545
    • Issue date Feb 20, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    230787
    • Patent number 230,787
    • Issue date Aug 3, 1880
    • G04 - HOROLOGY
  • Information Patent Grant

    220195
    • Patent number 220,195
    • Issue date Sep 30, 1879
    • G04 - HOROLOGY
  • Information Patent Grant

    178041
    • Patent number 178,041
    • Issue date May 30, 1876
    • G04 - HOROLOGY
  • Information Patent Grant

    89747
    • Patent number 89,747
    • Issue date May 4, 1869
    • G04 - HOROLOGY

Patents Applicationslast 30 patents