Francois David

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Patents Grantslast 30 patents

Information Patent Grant
Process for injection molding of slurries
- Patent number 5,897,815
- Issue date Apr 27, 1999
- Impac Technologies
- Claude Quichaud
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Device for injection molding of slurries
- Patent number 5,665,395
- Issue date Sep 9, 1997
- Impac Technologies
- Claude Quichaud
- B28 - WORKING CEMENT, CLAY, OR STONE