H. Dieter Volkenand

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Hemer, DE

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Patents Grantslast 30 patents

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Process and device for rolling bands with uneven thickness and/or l...
- Patent number 5,778,717
- Issue date Jul 14, 1998
- Sundwiger Eisenhutte Maschinenfabrik GmbH & Co.
- Bernd Berger
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...