TREA

with cap jewel only

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Industry

  • CPC
  • G04B31/0085
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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 G04B31/00Bearings Point suspensions or counter-point suspensions Pivot bearings Single parts therefor

Current Industry

G04B31/0085with cap jewel only
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    2489570
    • Patent number 2,489,570
    • Issue date Nov 29, 1949
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...