Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4899024 | Method for treating large cast iron dies, particularly for vehicle-sheet metal pressing | Maurizio Manzin | 1990-02-06 |
| 4851637 | Method for processing large cast iron dies, particularly for vehicle sheet-metal pressing, and the apparatus for its implementation | Guido Contrafatto, Paolo Gay | 1989-07-25 |
| 4808791 | Method for processing large cast iron dies, particularly for vehicle sheet-metal pressing, and the apparatus for its implementation | Guido Contrafatto, Paolo Gay | 1989-02-28 |