Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843488 | Noise elimination circuit for reproduction of audio signals in a magnetic tape recording and reproducing apparatus | Yoshizumi Watatani | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843488 | Noise elimination circuit for reproduction of audio signals in a magnetic tape recording and reproducing apparatus | Yoshizumi Watatani | 1989-06-27 |