Heinz U. Gaehwiler

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Domat/Ems, CH

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Patents Grantslast 30 patents

Information Patent Grant
Shaped articles made from thermoplastic polymers
- Patent number 5,154,979
- Issue date Oct 13, 1992
- Ems-Inventa AG
- Franz Kerschbaumer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL