Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856085 | FM receiver with improved adjacent-channel rejection | — | 1989-08-08 |
| 4806945 | Receiving head end for polarized microwaves, parabolic aerial and receiving station equipped with such a receiving head end | Jean-Pierre M. Cormier | 1989-02-21 |