Clermont A. Roy

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Sherbrooke, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for treating a surface of granite with a high...
- Patent number 5,211,156
- Issue date May 18, 1993
- Universite de Sherbrooke
- Jerzy Jurewicz
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Oxidation resistant barrier coated copper based substrate and metho...
- Patent number 4,189,331
- Issue date Feb 19, 1980
- Canada Wire and Cable Limited
- Clermont A. Roy
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...