TREA

using mechanical coupling

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Industry

  • CPC
  • G04C3/021
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Parent Industries

GPHYSICS G04Horology G04CELECTROMECHANICAL CLOCKS OR WATCHES G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means

Current Industry

G04C3/021using mechanical coupling
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    2796728
    • Patent number 2,796,728
    • Issue date Jun 25, 1957
    • G04 - HOROLOGY
  • Information Patent Grant

    1933087
    • Patent number 1,933,087
    • Issue date Oct 31, 1933
    • G04 - HOROLOGY
  • Information Patent Grant

    1884853
    • Patent number 1,884,853
    • Issue date Oct 25, 1932
    • G04 - HOROLOGY
  • Information Patent Grant

    1831260
    • Patent number 1,831,260
    • Issue date Nov 10, 1931
    • G04 - HOROLOGY
  • Information Patent Grant

    1797044
    • Patent number 1,797,044
    • Issue date Mar 17, 1931
    • G04 - HOROLOGY
  • Information Patent Grant

    1661909
    • Patent number 1,661,909
    • Issue date Mar 6, 1928
    • G04 - HOROLOGY
  • Information Patent Grant

    1638917
    • Patent number 1,638,917
    • Issue date Aug 16, 1927
    • G04 - HOROLOGY
  • Information Patent Grant

    1472532
    • Patent number 1,472,532
    • Issue date Oct 30, 1923
    • G04 - HOROLOGY
  • Information Patent Grant

    1255905
    • Patent number 1,255,905
    • Issue date Feb 12, 1918
    • G04 - HOROLOGY
  • Information Patent Grant

    1162447
    • Patent number 1,162,447
    • Issue date Nov 30, 1915
    • G04 - HOROLOGY
  • Information Patent Grant

    1096681
    • Patent number 1,096,681
    • Issue date May 12, 1914
    • G04 - HOROLOGY
  • Information Patent Grant

    1051553
    • Patent number 1,051,553
    • Issue date Jan 28, 1913
    • G04 - HOROLOGY
  • Information Patent Grant

    961776
    • Patent number 961,776
    • Issue date Jun 21, 1910
    • G04 - HOROLOGY
  • Information Patent Grant

    940410
    • Patent number 940,410
    • Issue date Nov 16, 1909
    • G04 - HOROLOGY
  • Information Patent Grant

    930754
    • Patent number 930,754
    • Issue date Aug 10, 1909
    • G04 - HOROLOGY
  • Information Patent Grant

    660385
    • Patent number 660,385
    • Issue date Oct 23, 1900
    • G04 - HOROLOGY
  • Information Patent Grant

    653713
    • Patent number 653,713
    • Issue date Jul 17, 1900
    • G04 - HOROLOGY
  • Information Patent Grant

    595911
    • Patent number 595,911
    • Issue date Dec 21, 1897
    • G04 - HOROLOGY
  • Information Patent Grant

    514641
    • Patent number 514,641
    • Issue date Feb 13, 1894
    • G04 - HOROLOGY
  • Information Patent Grant

    494832
    • Patent number 494,832
    • Issue date Apr 4, 1893
    • G04 - HOROLOGY
  • Information Patent Grant

    491339
    • Patent number 491,339
    • Issue date Feb 7, 1893
    • G04 - HOROLOGY
  • Information Patent Grant

    440441
    • Patent number 440,441
    • Issue date Nov 11, 1890
    • G04 - HOROLOGY
  • Information Patent Grant

    413281
    • Patent number 413,281
    • Issue date Oct 22, 1889
    • G04 - HOROLOGY
  • Information Patent Grant

    351239
    • Patent number 351,239
    • Issue date Oct 19, 1886
    • G04 - HOROLOGY
  • Information Patent Grant

    343976
    • Patent number 343,976
    • Issue date Jun 15, 1886
    • G04 - HOROLOGY
  • Information Patent Grant

    324824
    • Patent number 324,824
    • Issue date Aug 25, 1885
    • G04 - HOROLOGY
  • Information Patent Grant

    308793
    • Patent number 308,793
    • Issue date Dec 2, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    301569
    • Patent number 301,569
    • Issue date Jul 8, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    273634
    • Patent number 273,634
    • Issue date Mar 6, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    272100
    • Patent number 272,100
    • Issue date Feb 13, 1883
    • G04 - HOROLOGY

Patents Applicationslast 30 patents