Sonneville International Corporation

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Alexandria, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Block boot for railway track systems
- Patent number 6,364,214
- Issue date Apr 2, 2002
- Sonneville International Corporation
- Bernard Sonneville
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Rail fastening system for fastening a rail to a rail support and as...
- Patent number 5,865,370
- Issue date Feb 2, 1999
- Sonneville International Corporation
- Roger P. Sonneville
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES