Pierre-Alain Vuille

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Tramelan, CH

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Patents Grantslast 30 patents

Information Patent Grant
Timepiece movement with differential gear mechanism
- Patent number 4,259,735
- Issue date Mar 31, 1981
- ETA A.G. Ebauches-Fabrik
- Pierre-Alain Vuille
- G04 - HOROLOGY
Information Patent Grant
Hairspring and collet assembly for timepieces
- Patent number 3,956,881
- Issue date May 18, 1976
- ETA A.G. Ebauches-Fabrik
- Pierre-Alain Vuille
- G04 - HOROLOGY