Peter Bach

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Wermelskirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing an undercut deep-drawn workpiece
- Patent number 5,775,159
- Issue date Jul 7, 1998
- Ed. Scharwachter GmbH & Co. KG
- Reinhard Schroter
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...