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by changing the ratio of the driving-gear

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  • G04C11/005
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GPHYSICS G04Horology G04CELECTROMECHANICAL CLOCKS OR WATCHES G04C11/00Synchronisation of independently-driven clocks

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G04C11/005by changing the ratio of the driving-gear
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Patents Grantslast 30 patents

  • Information Patent Grant

    3563025
    • Patent number 3,563,025
    • Issue date Feb 16, 1971
    • G04 - HOROLOGY
  • Information Patent Grant

    3498049
    • Patent number 3,498,049
    • Issue date Mar 3, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    3188792
    • Patent number 3,188,792
    • Issue date Jun 15, 1965
    • G04 - HOROLOGY
  • Information Patent Grant

    3028722
    • Patent number 3,028,722
    • Issue date Apr 10, 1962
    • G04 - HOROLOGY
  • Information Patent Grant

    2724232
    • Patent number 2,724,232
    • Issue date Nov 22, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2724233
    • Patent number 2,724,233
    • Issue date Nov 22, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2700271
    • Patent number 2,700,271
    • Issue date Jan 25, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2652683
    • Patent number 2,652,683
    • Issue date Sep 22, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2651167
    • Patent number 2,651,167
    • Issue date Sep 8, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2624170
    • Patent number 2,624,170
    • Issue date Jan 6, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2498462
    • Patent number 2,498,462
    • Issue date Feb 21, 1950
    • G04 - HOROLOGY
  • Information Patent Grant

    2332278
    • Patent number 2,332,278
    • Issue date Oct 19, 1943
    • G04 - HOROLOGY
  • Information Patent Grant

    2274221
    • Patent number 2,274,221
    • Issue date Feb 24, 1942
    • G04 - HOROLOGY
  • Information Patent Grant

    2167829
    • Patent number 2,167,829
    • Issue date Aug 1, 1939
    • G04 - HOROLOGY
  • Information Patent Grant

    2120353
    • Patent number 2,120,353
    • Issue date Jun 14, 1938
    • G04 - HOROLOGY
  • Information Patent Grant

    2101432
    • Patent number 2,101,432
    • Issue date Dec 7, 1937
    • G04 - HOROLOGY
  • Information Patent Grant

    1657105
    • Patent number 1,657,105
    • Issue date Jan 24, 1928
    • G04 - HOROLOGY
  • Information Patent Grant

    1338309
    • Patent number 1,338,309
    • Issue date Apr 27, 1920
    • G04 - HOROLOGY
  • Information Patent Grant

    1310789
    • Patent number 1,310,789
    • Issue date Jul 22, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    1310785
    • Patent number 1,310,785
    • Issue date Jul 22, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    1310786
    • Patent number 1,310,786
    • Issue date Jul 22, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    823682
    • Patent number 823,682
    • Issue date Jun 19, 1906
    • G04 - HOROLOGY
  • Information Patent Grant

    502156
    • Patent number 502,156
    • Issue date Jul 25, 1893
    • G04 - HOROLOGY