Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315285 | Methods for converting a video signal into a black/white signal | Hermann Wischer | 1982-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315285 | Methods for converting a video signal into a black/white signal | Hermann Wischer | 1982-02-09 |