Christian Hoessler

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Enghien Les Bains, FR

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Patents Grantslast 30 patents

Information Patent Grant
Bath and process for the chemical conversion of metal substrates wi...
- Patent number 4,668,307
- Issue date May 26, 1987
- Compagnie Francaise de Produits
- Joseph Schapira
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...