Ralph Schroder

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Eupen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a moulded body of foam plastics material
- Patent number 4,661,391
- Issue date Apr 28, 1987
- Noel, Marquet & Cie. S.A.
- Ralph Schroder
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL