Issued Patents 1997
Showing 1–1 of 1 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 |
Showing 1–1 of 1 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 |