by electro-thermal or electro-pneumatic arrangements

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CPC
G04C1/003

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Parent Industries

GPHYSICS G04Horology G04CELECTROMECHANICAL CLOCKS OR WATCHES G04C1/00Winding mechanical clocks electrically

Current Industry

G04C1/003by electro-thermal or electro-pneumatic arrangements

Industries

Patents Grantslast 30 patents

Information Patent Grant
Device for winding a timepiece by means of the crown
- Patent number 9,244,437
- Issue date Jan 26, 2016
- Omega SA
- Luc-Alain Grandjean
- G04 - HOROLOGY
Information Patent Grant
1959787
- Patent number 1,959,787
- Issue date May 22, 1934
- G04 - HOROLOGY
Information Patent Grant
401065
- Patent number 401,065
- Issue date Apr 9, 1889
- G04 - HOROLOGY