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by displacement of devices carried by the pendulum or by adjusting the pendulum length

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  • G04B18/003
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GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS G04B18/00Mechanisms for setting frequency

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G04B18/003by displacement of devices carried by the pendulum or by adjusting the pendulum length
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compensator for a mechanical pendulum clock
    • Patent number 5,268,881
    • Issue date Dec 7, 1993
    • Wolff; Harry
    • Eric Damm
    • G04 - HOROLOGY
  • Information Patent Grant

    Electromagnetically-induced rocking clock
    • Patent number 4,525,078
    • Issue date Jun 25, 1985
    • Kuo-Chin Chu
    • G04 - HOROLOGY
  • Information Patent Grant

    Electromagnetically-induced rocking clock
    • Patent number 4,509,865
    • Issue date Apr 9, 1985
    • Kuo-Chin Chu
    • G04 - HOROLOGY
  • Information Patent Grant

    1928296
    • Patent number 1,928,296
    • Issue date Sep 26, 1933
    • G04 - HOROLOGY
  • Information Patent Grant

    1772838
    • Patent number 1,772,838
    • Issue date Aug 12, 1930
    • G04 - HOROLOGY
  • Information Patent Grant

    1615951
    • Patent number 1,615,951
    • Issue date Feb 1, 1927
    • G04 - HOROLOGY
  • Information Patent Grant

    1603427
    • Patent number 1,603,427
    • Issue date Oct 19, 1926
    • G04 - HOROLOGY
  • Information Patent Grant

    1394690
    • Patent number 1,394,690
    • Issue date Oct 25, 1921
    • G04 - HOROLOGY
  • Information Patent Grant

    1130435
    • Patent number 1,130,435
    • Issue date Mar 2, 1915
    • G04 - HOROLOGY
  • Information Patent Grant

    1071611
    • Patent number 1,071,611
    • Issue date Aug 26, 1913
    • G04 - HOROLOGY
  • Information Patent Grant

    841440
    • Patent number 841,440
    • Issue date Jan 15, 1907
    • G04 - HOROLOGY
  • Information Patent Grant

    785365
    • Patent number 785,365
    • Issue date Mar 21, 1905
    • G04 - HOROLOGY
  • Information Patent Grant

    783747
    • Patent number 783,747
    • Issue date Feb 28, 1905
    • G04 - HOROLOGY
  • Information Patent Grant

    709594
    • Patent number 709,594
    • Issue date Sep 23, 1902
    • G04 - HOROLOGY
  • Information Patent Grant

    650468
    • Patent number 650,468
    • Issue date May 29, 1900
    • G04 - HOROLOGY
  • Information Patent Grant

    559070
    • Patent number 559,070
    • Issue date Apr 28, 1896
    • G04 - HOROLOGY
  • Information Patent Grant

    482985
    • Patent number 482,985
    • Issue date Sep 20, 1892
    • G04 - HOROLOGY
  • Information Patent Grant

    450529
    • Patent number 450,529
    • Issue date Apr 14, 1891
    • G04 - HOROLOGY
  • Information Patent Grant

    393638
    • Patent number 393,638
    • Issue date Nov 27, 1888
    • G04 - HOROLOGY
  • Information Patent Grant

    339867
    • Patent number 339,867
    • Issue date Apr 13, 1886
    • G04 - HOROLOGY
  • Information Patent Grant

    337384
    • Patent number 337,384
    • Issue date Mar 9, 1886
    • G04 - HOROLOGY
  • Information Patent Grant

    332891
    • Patent number 332,891
    • Issue date Dec 22, 1885
    • G04 - HOROLOGY
  • Information Patent Grant

    322097
    • Patent number 322,097
    • Issue date Jul 14, 1885
    • G04 - HOROLOGY
  • Information Patent Grant

    308265
    • Patent number 308,265
    • Issue date Nov 18, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    296249
    • Patent number 296,249
    • Issue date Apr 1, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    290186
    • Patent number 290,186
    • Issue date Dec 11, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    287604
    • Patent number 287,604
    • Issue date Oct 30, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    272978
    • Patent number 272,978
    • Issue date Feb 27, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    267161
    • Patent number 267,161
    • Issue date Nov 7, 1882
    • G04 - HOROLOGY
  • Information Patent Grant

    262738
    • Patent number 262,738
    • Issue date Aug 15, 1882
    • G04 - HOROLOGY

Patents Applicationslast 30 patents