Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007665 | Coupling for well casings | Cipriano Bovisio, Carlo Foglieni, Fulgenzio Fumagalli, Mario Palladini | 1991-04-16 |
| 4958862 | Hermetic metal pipe joint | Cataldo Cappelli | 1990-09-25 |