Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669109 | Telephone apparatus with a fixed telephone station coupled to a mobile and detachable handset | Jean-Pierre Le Cheviller, Jean F. Duquesne | 1987-05-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669109 | Telephone apparatus with a fixed telephone station coupled to a mobile and detachable handset | Jean-Pierre Le Cheviller, Jean F. Duquesne | 1987-05-26 |