Establissements Treves - Societe Anonyme Francaise

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Paris, FR

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Patents Grantslast 30 patents

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Method of injecting polyurethane foam into a hollow envelope, more...
- Patent number 4,830,793
- Issue date May 16, 1989
- Establissements Treves - Societe Anonyme Francaise
- Claude Fermigier
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL