CB

Claude D. Bilet

CE Compagnie De Signaux Et D'Entreprises Electriques: 1 patents #4 of 15Top 30%
📍 Boulogne-Billancourt, FR: #325 of 643 inventorsTop 55%
Overall (All Time): #4,075,590 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349170 Safety coding process for track circuits Michel G. Guillard, Dominque A. Hedoin 1982-09-14