Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872250 | Method for fabricating a dished hollow body possessing a linear or helical inner toothing | — | 1989-10-10 |
| 4207438 | Rotary selector adapted to scan a line multiple in a step-by-step telephone exchange | Giorgio Biraghi | 1980-06-10 |