Raymond Dupraz

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Aix-les-Bains, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for cooling of a film, foil or sheet
- Patent number 5,437,546
- Issue date Aug 1, 1995
- Darlet Marchante Technologie S.A.
- Raymond Dupraz
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL