TREA

by striking mechanism

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  • CPC
  • G04C21/06
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Parent Industries

GPHYSICS G04Horology G04CELECTROMECHANICAL CLOCKS OR WATCHES G04C21/00Producing acoustic time signals by electrical means

Current Industry

G04C21/06by striking mechanism
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Watch with mechanical or electronic movement provided with a striki...
    • Patent number 11,703,808
    • Issue date Jul 18, 2023
    • The Swatch Group Research and Development Ltd.
    • Jérôme Favre
    • G04 - HOROLOGY
  • Information Patent Grant

    Time striking device for electronic timepiece
    • Patent number 4,212,154
    • Issue date Jul 15, 1980
    • Rhythm Watch Co. Ltd.
    • Katsuhiko Takebe
    • G04 - HOROLOGY
  • Information Patent Grant

    Large-sized clockwork with an electrically driven striking train
    • Patent number 3,943,700
    • Issue date Mar 16, 1976
    • Jauch; Erhard
    • Herbert Hummel
    • G04 - HOROLOGY
  • Information Patent Grant

    3780517
    • Patent number 3,780,517
    • Issue date Dec 25, 1973
    • G04 - HOROLOGY
  • Information Patent Grant

    3778997
    • Patent number 3,778,997
    • Issue date Dec 18, 1973
    • G04 - HOROLOGY
  • Information Patent Grant

    3689919
    • Patent number 3,689,919
    • Issue date Sep 5, 1972
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3505806
    • Patent number 3,505,806
    • Issue date Apr 14, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    2665544
    • Patent number 2,665,544
    • Issue date Jan 12, 1954
    • G04 - HOROLOGY
  • Information Patent Grant

    2401199
    • Patent number 2,401,199
    • Issue date May 28, 1946
    • G04 - HOROLOGY
  • Information Patent Grant

    2330439
    • Patent number 2,330,439
    • Issue date Sep 28, 1943
    • G04 - HOROLOGY
  • Information Patent Grant

    2245443
    • Patent number 2,245,443
    • Issue date Jun 10, 1941
    • G04 - HOROLOGY
  • Information Patent Grant

    2081289
    • Patent number 2,081,289
    • Issue date May 25, 1937
    • G04 - HOROLOGY
  • Information Patent Grant

    2062491
    • Patent number 2,062,491
    • Issue date Dec 1, 1936
    • G04 - HOROLOGY
  • Information Patent Grant

    2052832
    • Patent number 2,052,832
    • Issue date Sep 1, 1936
    • G04 - HOROLOGY
  • Information Patent Grant

    1414253
    • Patent number 1,414,253
    • Issue date Apr 25, 1922
    • G04 - HOROLOGY
  • Information Patent Grant

    1322216
    • Patent number 1,322,216
    • Issue date Nov 18, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    1096680
    • Patent number 1,096,680
    • Issue date May 12, 1914
    • G04 - HOROLOGY
  • Information Patent Grant

    493777
    • Patent number 493,777
    • Issue date Mar 21, 1893
    • G04 - HOROLOGY
  • Information Patent Grant

    310106
    • Patent number 310,106
    • Issue date Dec 30, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    295287
    • Patent number 295,287
    • Issue date Mar 18, 1884
    • G04 - HOROLOGY

Patents Applicationslast 30 patents