Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635109 | Method and device for remotely identifying TV receivers displaying a given channel by means of an identification signal | — | 1987-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635109 | Method and device for remotely identifying TV receivers displaying a given channel by means of an identification signal | — | 1987-01-06 |