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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing a binder for surfacing roadways of bitumen an...
- Patent number 4,992,492
- Issue date Feb 12, 1991
- Beugnet
- Alain Sainton
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Road retreatment plant
- Patent number 4,971,476
- Issue date Nov 20, 1990
- Beugnet
- Roger Guillon
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method of regenerating a worn road surface
- Patent number 4,846,602
- Issue date Jul 11, 1989
- Beugnet
- Alain Sainton
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES