Robert Dumas

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Chalon-sur-Saone, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of a coating for glass or ceramic surfaces
- Patent number 4,143,181
- Issue date Mar 6, 1979
- Societe Francaise Duco
- Andre Cahn
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES