Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D308680 | Control console set for telephone exchanges | Franco Raggi, Alberto Meda, Denys Santachiara, Piercarlo Ravasio | 1990-06-19 |
| D307141 | Telephone set | Franco Raggi, Alberto Meda, Denys Santachiara, Piercarlo Ravasio | 1990-04-10 |