Michel Thomi

Follow

Person

St.-Imier, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Watch mechanism incorporating two barrels
- Patent number 4,363,553
- Issue date Dec 14, 1982
- Compagnie des Montres Longines Francillon S.A.
- Michel Thomi
- G04 - HOROLOGY
Information Patent Grant
Analog display calendar watch
- Patent number 4,194,353
- Issue date Mar 25, 1980
- Compagnie des Montres Longines Francillon SA
- Michel Thomi
- G04 - HOROLOGY