Karl Zurn

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Rosengarten-Westheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for welding foils having different thickness along a weld line
- Patent number 4,649,259
- Issue date Mar 10, 1987
- Optima-Maschinenfabrik Dr. Buhler GmbH & Co.
- Karl Zurn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL