Jean Van Wittenberghe

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Chalon/Saone, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of zirconium based tubes formed from la...
- Patent number 5,249,730
- Issue date Oct 5, 1993
- Compagnie Europeenne du Zirconium Cezus
- Yvon Millet
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...