Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695576 | High ductility steel, manufacturing process and use | — | 1997-12-09 |
| 5645794 | Low alloy steel for the manufacture of molds for plastics and for rubber | Frederic Chenou, Gilbert Primon | 1997-07-08 |