Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611234 | Process for modifying the section of a railway rail and rail thus obtained | Jean-Pierre Allegrucci | 1997-03-18 |
| 5419490 | Point rail for switching gear | Claude Viou | 1995-05-30 |
| 5366184 | Seat for the movable point in a cradle of a crossing frog incorporated in long welded rails and process for the production of such a seat | Frederic Hege | 1994-11-22 |
| 5224672 | Track apparatus for railroad vehicles having tired wheels and median guide roller | — | 1993-07-06 |
| 5207401 | Switch for a grooved guide track | — | 1993-05-04 |
| 5133522 | Process for producing a crossing frog with a moving point | — | 1992-07-28 |
| 5082214 | Crossing frog with a moving point | — | 1992-01-21 |
| 5042755 | Process for producing a crossing frog with a moving point | — | 1991-08-27 |