Compagnie des Montres Longines

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Saint-Imier, CH

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Patents Grantslast 30 patents

Information Patent Grant
Timepiece in which the hours display may be independently modified,...
- Patent number 5,285,427
- Issue date Feb 8, 1994
- Compagnie des Montres Longines
- Frank Vaucher
- G04 - HOROLOGY
Information Patent Grant
Apparatus for timing sporting events
- Patent number 4,743,971
- Issue date May 10, 1988
- Compagnie des Montres Longines
- Heinz Hugli
- G07 - CHECKING-DEVICES
Information Patent Grant
Timepiece with a perpetual calendar mechanism
- Patent number 4,427,300
- Issue date Jan 24, 1984
- Compagnie des Montres Longines
- Michel Groothuis
- G04 - HOROLOGY