Gilbert Drey

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La Chaux-De-Fonds, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a synchronous electric motor with magnetize...
- Patent number 5,003,686
- Issue date Apr 2, 1991
- Portescap
- Claude Oudet
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous electric motor with magnetised rotor and method of manu...
- Patent number 4,866,323
- Issue date Sep 12, 1989
- Portescap
- Claude Oudet
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER