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Patents Grantslast 30 patents

Information Patent Grant
Method and mould for welding the ends of two rail portions
- Patent number 10,011,956
- Issue date Jul 3, 2018
- SNCF RESEAU
- Arnaud Lorieux
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for evaluating the compactness of a layer of railway line ba...
- Patent number 9,810,614
- Issue date Nov 7, 2017
- SNCF RESEAU
- Gilles Saussine
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES