Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177735 | Private telephone installation architecture | Robert Girard, Andre Bonvallet | 1993-01-05 |
| 5125027 | Central office line interface circuit for an analog network private telephone installation | Robert Girard, Andre Bonvallet | 1992-06-23 |
| D282066 | Telephonic receiver | Laurent Menei, Bernard Bachelet | 1986-01-07 |