Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5957519 | Out of gauge resistant railroad wheel | Francois Demilly, Bernard Catot, Gervais Gaborit | 1999-09-28 |
| 5913988 | Out of gauge resistant railroad wheel | Francois Demilly, Bernard Catot, Gervais Gaborit | 1999-06-22 |