Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605449 | Process for producing a rolled steel product having high weldability, a high yield strength and a good notch impact toughness at very low temperatures | Arthur Schummer, Guy Lessel, Jean-Paul Beck, Armand Frantz | 1986-08-12 |