Bernhard Muller

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Stade, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for production of a hollow section
- Patent number 7,343,678
- Issue date Mar 18, 2008
- Daimler AG
- Wilfried Bien
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Method and device for production of a hollow section
- Publication number 20050160600
- Publication date Jul 28, 2005
- Wilfried Bien
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...