Hans J. Pfister

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Zofingen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Direct processing of polymer with pulverulent additives in injectio...
- Patent number 5,017,015
- Issue date May 21, 1991
- Pluss-Staufer AG
- Hans-Peter Schlumpf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL