Joseph Kieffer

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Boulogne Billancourt, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for making a three-dimensional metal structure
- Patent number 7,096,703
- Issue date Aug 29, 2006
- Joseph Kieffer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Method for making a three-dimensional metal structure
- Publication number 20050102942
- Publication date May 19, 2005
- Joseph Kieffer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...