Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4684053 | Method of producing a plate of steel | Thorwald Fastner, Max Mayrhofer | 1987-08-04 |
| 4493452 | Method of producing a plate of steel | Thorwald Fastner, Max Mayrhofer | 1985-01-15 |