Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207438 | Rotary selector adapted to scan a line multiple in a step-by-step telephone exchange | Franco De Marco | 1980-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207438 | Rotary selector adapted to scan a line multiple in a step-by-step telephone exchange | Franco De Marco | 1980-06-10 |