Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323985 | Two dimensional acousto-electrical device for storing and processing information | Herve Gautier | 1982-04-06 |
| 4314098 | Reversible electroacoustic transducer device having a constant directivity characteristic over a wide frequency band | — | 1982-02-02 |