Karl-Heinz Kohmann

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Mettmann, DE

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Patents Grantslast 30 patents

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Apparatus and method for forming at least one fold line in a substa...
- Patent number 4,946,430
- Issue date Aug 7, 1990
- Kohmann GmbH & Co. KG Maschinenbau
- Karl-Heinz Kohmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL