Jean-Daniel Lebon

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St Germain en Laye, FR

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Patents Grantslast 30 patents

Information Patent Grant
Metal girder element for constructing a hybrid elongate structure h...
- Patent number 5,596,856
- Issue date Jan 28, 1997
- Campenon Bernard SGE
- Jean-Daniel Lebon
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES