Stephane Appert

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Prunay, FR

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Patents Applicationslast 30 patents

Information Patent Application
Punching tool for forming tube slots in a manifold of a heat exchanger
- Publication number 20020108244
- Publication date Aug 15, 2002
- Stephane Appert
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...