Ngoc L. Tran

Follow

Person

Yerres, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Novel water-insensitive materials intended for public works; proces...
- Patent number 4,735,658
- Issue date Apr 5, 1988
- Ceca S.A.
- Claude Blet
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES