Roland Wanneroy

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Membrane system for connecting railway vehicles or the like
- Patent number 5,033,395
- Issue date Jul 23, 1991
- Caoutchouc Manufacture et Plastiques
- Jean-Pierre Bechu
- B61 - RAILWAYS
Information Patent Grant
Deformable floor between adjacent rail or road vehicles
- Patent number 4,905,607
- Issue date Mar 6, 1990
- Caoutchouc Manufacture et Plastiques
- Roland M. Wanneroy
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Device designed to ensure running continuity between two successive...
- Patent number 4,869,178
- Issue date Sep 26, 1989
- Caoutchouc Manufacture et Plastiques
- Jean-Pierre Bechu
- B60 - VEHICLES IN GENERAL