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with provision for a number of operations at different times

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  • G04C21/30
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Parent Industries

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

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G04C21/30with provision for a number of operations at different times
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Patents Grantslast 30 patents

  • Information Patent Grant

    Medication reminder
    • Patent number 6,325,534
    • Issue date Dec 4, 2001
    • Tarwa L. Hawley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Bell-striking clock
    • Patent number 4,276,625
    • Issue date Jun 30, 1981
    • Kundo - Kieninger + Obergfell
    • Rudolf Broghammer
    • G04 - HOROLOGY
  • Information Patent Grant

    Device for electroconductive connection and reading
    • Patent number 4,044,229
    • Issue date Aug 23, 1977
    • Nikolay Samreus
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Device for electroconductive connection and reading
    • Patent number 3,934,120
    • Issue date Jan 20, 1976
    • Nikolay Maymarev
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3783599
    • Patent number 3,783,599
    • Issue date Jan 8, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3678678
    • Patent number 3,678,678
    • Issue date Jul 25, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3530463
    • Patent number 3,530,463
    • Issue date Sep 22, 1970
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3454730
    • Patent number 3,454,730
    • Issue date Jul 8, 1969
    • G04 - HOROLOGY
  • Information Patent Grant

    3393272
    • Patent number 3,393,272
    • Issue date Jul 16, 1968
    • G08 - SIGNALLING
  • Information Patent Grant

    3341841
    • Patent number 3,341,841
    • Issue date Sep 12, 1967
    • G08 - SIGNALLING
  • Information Patent Grant

    3246463
    • Patent number 3,246,463
    • Issue date Apr 19, 1966
    • G04 - HOROLOGY
  • Information Patent Grant

    3233401
    • Patent number 3,233,401
    • Issue date Feb 8, 1966
    • G04 - HOROLOGY
  • Information Patent Grant

    3158853
    • Patent number 3,158,853
    • Issue date Nov 24, 1964
    • G04 - HOROLOGY
  • Information Patent Grant

    3095485
    • Patent number 3,095,485
    • Issue date Jun 25, 1963
    • G04 - HOROLOGY
  • Information Patent Grant

    2867274
    • Patent number 2,867,274
    • Issue date Jan 6, 1959
    • G04 - HOROLOGY
  • Information Patent Grant

    2642490
    • Patent number 2,642,490
    • Issue date Jun 16, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2625222
    • Patent number 2,625,222
    • Issue date Jan 13, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2495462
    • Patent number 2,495,462
    • Issue date Jan 24, 1950
    • G04 - HOROLOGY
  • Information Patent Grant

    2380943
    • Patent number 2,380,943
    • Issue date Aug 7, 1945
    • G04 - HOROLOGY
  • Information Patent Grant

    2162166
    • Patent number 2,162,166
    • Issue date Jun 13, 1939
    • G04 - HOROLOGY
  • Information Patent Grant

    2098965
    • Patent number 2,098,965
    • Issue date Nov 16, 1937
    • G04 - HOROLOGY
  • Information Patent Grant

    2042875
    • Patent number 2,042,875
    • Issue date Jun 2, 1936
    • G04 - HOROLOGY
  • Information Patent Grant

    2029667
    • Patent number 2,029,667
    • Issue date Feb 4, 1936
    • G04 - HOROLOGY
  • Information Patent Grant

    2014754
    • Patent number 2,014,754
    • Issue date Sep 17, 1935
    • G04 - HOROLOGY
  • Information Patent Grant

    1982982
    • Patent number 1,982,982
    • Issue date Dec 4, 1934
    • G04 - HOROLOGY
  • Information Patent Grant

    1948850
    • Patent number 1,948,850
    • Issue date Feb 27, 1934
    • G04 - HOROLOGY
  • Information Patent Grant

    1922572
    • Patent number 1,922,572
    • Issue date Aug 15, 1933
    • G04 - HOROLOGY
  • Information Patent Grant

    1916769
    • Patent number 1,916,769
    • Issue date Jul 4, 1933
    • G04 - HOROLOGY
  • Information Patent Grant

    1908424
    • Patent number 1,908,424
    • Issue date May 9, 1933
    • G04 - HOROLOGY
  • Information Patent Grant

    1884322
    • Patent number 1,884,322
    • Issue date Oct 25, 1932
    • G04 - HOROLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    PAINT APPLICATOR
    • Publication number 20120087712
    • Publication date Apr 12, 2012
    • Black & Decker Inc.
    • Andrew WALKER
    • G04 - HOROLOGY