Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4467430 | Railway track circuit | Andre Even, Christian Fortier, Michel G. Guillard, Dominique Hedoin, Serge Le Guen | 1984-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4467430 | Railway track circuit | Andre Even, Christian Fortier, Michel G. Guillard, Dominique Hedoin, Serge Le Guen | 1984-08-21 |