Sigfried Hausdoerfer

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Mitwitz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rolling machine and method thereof
- Patent number 7,406,853
- Issue date Aug 5, 2008
- Langenstein & Schemann GmbH
- Guenter Hofmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...