Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094922 | Bimetallic coin blank, particularly for coins and the like | Piero Patarini | 1992-03-10 |
| 4472891 | Bimetallic composite coin blank for coins, medals and the like | — | 1984-09-25 |