Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389580 | Flexible tape electroacoustic transducer using an electret | Andre P. J. Bendyshe Walton, Francis H. Townsend | 1983-06-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389580 | Flexible tape electroacoustic transducer using an electret | Andre P. J. Bendyshe Walton, Francis H. Townsend | 1983-06-21 |