Sylvie Drujon

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Thourotte, FR

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Patents Grantslast 30 patents

Information Patent Grant
Polyurethane layer possessing energy-absorbing properties and its u...
- Patent number 5,039,573
- Issue date Aug 13, 1991
- Saint-Gobain Recherche
- Jean-Louis Bravet
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method and device for the manufacture of a high optical quality tra...
- Patent number 4,830,806
- Issue date May 16, 1989
- Saint-Gobain Vitrage
- Gerard Daude
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL