Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5203089 | Railroad vehicle for measuring the geometrical parameters of railroad track | Jean-Francois Trefouel | 1993-04-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5203089 | Railroad vehicle for measuring the geometrical parameters of railroad track | Jean-Francois Trefouel | 1993-04-20 |