Michael Schnellbugel

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Meckenbeuren, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and device for metal spinning
- Patent number 5,218,849
- Issue date Jun 15, 1993
- Zeppelin-Metallwerke GmbH
- Erich Sieger
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...