Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365449 | Honeycomb framework system for drop ceilings | — | 1982-12-28 |
| D265647 | Hand held microphone | — | 1982-08-03 |
| 4322585 | Personal electronic listening system with an air and bone transducer mounted on the clothing collar | — | 1982-03-30 |
| 4319097 | Mounting system for a mobile microphone | — | 1982-03-09 |