Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888819 | Television on channel selecting apparatus with sequential selection of auxiliary signal source | Toshio Amano | 1989-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888819 | Television on channel selecting apparatus with sequential selection of auxiliary signal source | Toshio Amano | 1989-12-19 |