Heinz-Werner Zimmermann

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Brechen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Filter apparatus for the uniform filtering of plastic melts
- Patent number 5,916,443
- Issue date Jun 29, 1999
- Hoechst Diafoil GmbH
- Harald Mueller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL