Jose-Maria Vidal Martina

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Lima, PE

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Patents Grantslast 30 patents

Information Patent Grant
Abrasive drill bit
- Patent number 6,981,911
- Issue date Jan 3, 2006
- Jose-Maria Vidal Martina
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Abrasive drill bit
- Publication number 20030228835
- Publication date Dec 11, 2003
- Jose-Maria Vidal Martina
- B28 - WORKING CEMENT, CLAY, OR STONE