Jean-Francois Couvreur

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Sartrouville, FR

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnet with permanent magnet held by a cage
- Patent number 4,843,361
- Issue date Jun 27, 1989
- La Telemecanique Electrique
- Jean-Francois Couvreur
- H01 - BASIC ELECTRIC ELEMENTS