TREA

Indicating the time of the day

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Industry

  • CPC
  • G04C21/04
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Parent Industries

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

Current Industry

G04C21/04Indicating the time of the day
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Watch with fob capabilities
    • Patent number 10,583,807
    • Issue date Mar 10, 2020
    • Alyssa Nicotra
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Ting actuating device for clock mechanism
    • Patent number 5,570,327
    • Issue date Oct 29, 1996
    • Ching-Ti Chen
    • G04 - HOROLOGY
  • Information Patent Grant

    Vocal reporting device for pointer type timers with photoelectric c...
    • Patent number 5,293,356
    • Issue date Mar 8, 1994
    • Feng; Tai-Chia
    • Feng Chin-Hsing
    • G04 - HOROLOGY
  • Information Patent Grant

    Electromechanical clock
    • Patent number 4,482,260
    • Issue date Nov 13, 1984
    • Kieninger & Obergfell
    • Wolfgang Fehrenbacher
    • G04 - HOROLOGY
  • Information Patent Grant

    Time striking device for timepiece
    • Patent number 4,247,933
    • Issue date Jan 27, 1981
    • Rhythm Watch Company Limited
    • Norihiko Nakamura
    • G04 - HOROLOGY
  • Information Patent Grant

    3318084
    • Patent number 3,318,084
    • Issue date May 9, 1967
    • G04 - HOROLOGY
  • Information Patent Grant

    3268676
    • Patent number 3,268,676
    • Issue date Aug 23, 1966
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    1129728
    • Patent number 1,129,728
    • Issue date Feb 23, 1915
    • G04 - HOROLOGY
  • Information Patent Grant

    328055
    • Patent number 328,055
    • Issue date Oct 13, 1885
    • G04 - HOROLOGY
  • Information Patent Grant

    296653
    • Patent number 296,653
    • Issue date Apr 8, 1884
    • G04 - HOROLOGY
  • Information Patent Grant

    287710
    • Patent number 287,710
    • Issue date Oct 30, 1883
    • G04 - HOROLOGY
  • Information Patent Grant

    278357
    • Patent number 278,357
    • Issue date May 29, 1883
    • G04 - HOROLOGY

Patents Applicationslast 30 patents