TREA

the balance controlling contacts, the gear-train or several gear-trains being driven electro-magnetically thereby

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Industry

  • CPC
  • G04C3/062
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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

G04C3/062the balance controlling contacts, the gear-train or several gear-trains being driven electro-magnetically thereby
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Timepiece regulating mechanism with optimised magnetic escapement
    • Patent number 10,241,475
    • Issue date Mar 26, 2019
    • The Swatch Group Research and Development Ltd.
    • Jerome Favre
    • G04 - HOROLOGY
  • Information Patent Grant

    2928034
    • Patent number 2,928,034
    • Issue date Mar 8, 1960
    • G04 - HOROLOGY
  • Information Patent Grant

    2920439
    • Patent number 2,920,439
    • Issue date Jan 12, 1960
    • G04 - HOROLOGY
  • Information Patent Grant

    2838693
    • Patent number 2,838,693
    • Issue date Jun 10, 1958
    • G04 - HOROLOGY
  • Information Patent Grant

    2794134
    • Patent number 2,794,134
    • Issue date May 28, 1957
    • G04 - HOROLOGY
  • Information Patent Grant

    2143074
    • Patent number 2,143,074
    • Issue date Jan 10, 1939
    • G04 - HOROLOGY

Patents Applicationslast 30 patents