Erwin Bock

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for straightening elongated drawn round stock
- Patent number 4,356,715
- Issue date Nov 2, 1982
- Schumag GmbH
- Erwin Bock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...