Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242540 | Automatic telephone answering device including a display for displaying indications of the various operating modes of the device | Aldo Franchi | 1980-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242540 | Automatic telephone answering device including a display for displaying indications of the various operating modes of the device | Aldo Franchi | 1980-12-30 |