Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D262875 | Telephone answering device | Severino Tessarollo, Luigi Pesenti | 1982-02-02 |
| 4242540 | Automatic telephone answering device including a display for displaying indications of the various operating modes of the device | Giuseppe Allerino | 1980-12-30 |