TREA

with both mainsprings and driving weights

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Industry

  • CPC
  • G04B1/24
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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 G04B1/00Driving mechanisms

Current Industry

G04B1/24with both mainsprings and driving weights
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    1211383
    • Patent number 1,211,383
    • Issue date Jan 9, 1917
    • G04 - HOROLOGY
  • Information Patent Grant

    1026727
    • Patent number 1,026,727
    • Issue date May 21, 1912
    • G04 - HOROLOGY
  • Information Patent Grant

    771665
    • Patent number 771,665
    • Issue date Oct 4, 1904
    • G04 - HOROLOGY
  • Information Patent Grant

    767119
    • Patent number 767,119
    • Issue date Aug 9, 1904
    • G04 - HOROLOGY
  • Information Patent Grant

    398400
    • Patent number 398,400
    • Issue date Feb 26, 1889
    • G04 - HOROLOGY
  • Information Patent Grant

    391886
    • Patent number 391,886
    • Issue date Oct 30, 1888
    • G04 - HOROLOGY
  • Information Patent Grant

    241999
    • Patent number 241,999
    • Issue date May 24, 1881
    • G04 - HOROLOGY
  • Information Patent Grant

    78170
    • Patent number 78,170
    • Issue date May 19, 1868
    • G04 - HOROLOGY