Richard Dozieres

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Beynes, FR

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for the conversion of vehicular exhaust gases and process...
- Patent number 4,931,419
- Issue date Jun 5, 1990
- Pro-Catalyse
- Gilbert Blanchard
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES