TREA

Means used apart from the time-piece for starting or stopping same

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  • CPC
  • G04F7/10
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Parent Industries

GPHYSICS G04Horology G04FTIME-INTERVAL MEASURING G04F7/00Apparatus for measuring unknown time intervals by mechanical means

Current Industry

G04F7/10Means used apart from the time-piece for starting or stopping same
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Patents Grantslast 30 patents

  • Information Patent Grant

    Actuating mechanism for a timepiece movement, in particular chronog...
    • Patent number 11,860,583
    • Issue date Jan 2, 2024
    • MANUFACTURE D'HORLOGERIE AUDEMARS PIGUET SA
    • Julien Martel
    • G04 - HOROLOGY
  • Information Patent Grant

    Stopwatch precision enhancement device
    • Patent number 5,224,077
    • Issue date Jun 29, 1993
    • Todd D. O'Brien
    • G04 - HOROLOGY
  • Information Patent Grant

    Stop watch
    • Patent number 4,396,296
    • Issue date Aug 2, 1983
    • Michael F. Stodden
    • G04 - HOROLOGY
  • Information Patent Grant

    3795100
    • Patent number 3,795,100
    • Issue date Mar 5, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3581029
    • Patent number 3,581,029
    • Issue date May 25, 1971
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    3562499
    • Patent number 3,562,499
    • Issue date Feb 9, 1971
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3390519
    • Patent number 3,390,519
    • Issue date Jul 2, 1968
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    3054251
    • Patent number 3,054,251
    • Issue date Sep 18, 1962
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    2881009
    • Patent number 2,881,009
    • Issue date Apr 7, 1959
    • G04 - HOROLOGY
  • Information Patent Grant

    2609045
    • Patent number 2,609,045
    • Issue date Sep 2, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2576415
    • Patent number 2,576,415
    • Issue date Nov 27, 1951
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2570754
    • Patent number 2,570,754
    • Issue date Oct 9, 1951
    • G04 - HOROLOGY
  • Information Patent Grant

    2364856
    • Patent number 2,364,856
    • Issue date Dec 12, 1944
    • G04 - HOROLOGY
  • Information Patent Grant

    2006682
    • Patent number 2,006,682
    • Issue date Jul 2, 1935
    • G04 - HOROLOGY
  • Information Patent Grant

    1951391
    • Patent number 1,951,391
    • Issue date Mar 20, 1934
    • G04 - HOROLOGY
  • Information Patent Grant

    1712013
    • Patent number 1,712,013
    • Issue date May 7, 1929
    • G04 - HOROLOGY
  • Information Patent Grant

    1547733
    • Patent number 1,547,733
    • Issue date Jul 28, 1925
    • G04 - HOROLOGY
  • Information Patent Grant

    1367403
    • Patent number 1,367,403
    • Issue date Feb 1, 1921
    • G04 - HOROLOGY
  • Information Patent Grant

    441608
    • Patent number 441,608
    • Issue date Nov 25, 1890
    • G04 - HOROLOGY
  • Information Patent Grant

    360234
    • Patent number 360,234
    • Issue date Mar 29, 1887
    • G04 - HOROLOGY

Patents Applicationslast 30 patents