Raymond Louis Proner

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for homogenizing, stockpiling and sampling par...
- Patent number 3,980,189
- Issue date Sep 14, 1976
- Societe Anonyme: Ciments LaFarge
- Raymond Louis Proner
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL