Michel Zortea

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Chalon sur Saone, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacture of plastic sheets
- Patent number 4,283,363
- Issue date Aug 11, 1981
- Saint-Gobain Industries
- Pierre Boudenant
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL