TREA

manually corrected at the end of months having less than 31 days

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Industry

  • CPC
  • G04B19/25386
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS G04B19/00Indicating the time by visual means

Current Industry

G04B19/25386manually corrected at the end of months having less than 31 days
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Instantaneous control device for a date display of a timepiece
    • Patent number 11,429,066
    • Issue date Aug 30, 2022
    • Sociéte anonyme de la manufacture d'horlogerie Audemars Piquet & Cie
    • Gilles Rey-Mermet
    • G04 - HOROLOGY
  • Information Patent Grant

    Two-directional date corrector mechanism for a date mechanism, date...
    • Patent number 9,213,314
    • Issue date Dec 15, 2015
    • Blancpain S.A.
    • Vincent Calabrese
    • G04 - HOROLOGY
  • Information Patent Grant

    Drive mechanism for a timepiece calendar date display
    • Patent number 7,839,724
    • Issue date Nov 23, 2010
    • Glashütter Uhrenbetrieb GmbH
    • Christian Schmiedchen
    • G04 - HOROLOGY
  • Information Patent Grant

    Calendar watch movement
    • Patent number 4,171,610
    • Issue date Oct 23, 1979
    • A. Schild S.A.
    • Beat Gilomen
    • G04 - HOROLOGY
  • Information Patent Grant

    Electro-mechanic calendar timepiece
    • Patent number 4,136,514
    • Issue date Jan 30, 1979
    • Ebauches S.A.
    • Daniel Rochat
    • G04 - HOROLOGY
  • Information Patent Grant

    Stepping mechanism for watches
    • Patent number 4,050,233
    • Issue date Sep 27, 1977
    • Pforzheimer Uhren-Rohwerke Rudolf Wehner
    • Kurt Murrle Ingenieur
    • G04 - HOROLOGY
  • Information Patent Grant

    Day-date mechanism for travel clock
    • Patent number 4,027,468
    • Issue date Jun 7, 1977
    • General Time Corporation
    • John T. Felty
    • G04 - HOROLOGY
  • Information Patent Grant

    Calender timepiece movement comprising three indicators
    • Patent number 3,939,645
    • Issue date Feb 24, 1976
    • ETA A.G. Ebauches-Fabrik
    • Adrien Maurice Charbonney
    • G04 - HOROLOGY
  • Information Patent Grant

    3911667
    • Patent number 3,911,667
    • Issue date Oct 14, 1975
    • G04 - HOROLOGY
  • Information Patent Grant

    3882669
    • Patent number 3,882,669
    • Issue date May 13, 1975
    • G04 - HOROLOGY
  • Information Patent Grant

    3875739
    • Patent number 3,875,739
    • Issue date Apr 8, 1975
    • G04 - HOROLOGY
  • Information Patent Grant

    3818692
    • Patent number 3,818,692
    • Issue date Jun 25, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3789602
    • Patent number 3,789,602
    • Issue date Feb 5, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3771308
    • Patent number 3,771,308
    • Issue date Nov 13, 1973
    • G04 - HOROLOGY
  • Information Patent Grant

    3751901
    • Patent number 3,751,901
    • Issue date Aug 14, 1973
    • G04 - HOROLOGY
  • Information Patent Grant

    3721085
    • Patent number 3,721,085
    • Issue date Mar 20, 1973
    • G04 - HOROLOGY
  • Information Patent Grant

    3668862
    • Patent number 3,668,862
    • Issue date Jun 13, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3608300
    • Patent number 3,608,300
    • Issue date Sep 28, 1971
    • G04 - HOROLOGY
  • Information Patent Grant

    3537255
    • Patent number 3,537,255
    • Issue date Nov 3, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    3527047
    • Patent number 3,527,047
    • Issue date Sep 8, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    3451211
    • Patent number 3,451,211
    • Issue date Jun 24, 1969
    • G04 - HOROLOGY
  • Information Patent Grant

    3439493
    • Patent number 3,439,493
    • Issue date Apr 22, 1969
    • G04 - HOROLOGY
  • Information Patent Grant

    2976672
    • Patent number 2,976,672
    • Issue date Mar 28, 1961
    • G04 - HOROLOGY

Patents Applicationslast 30 patents