Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642426 | Integral radio and infrared assistive listening device | Sandra J. Neuman | 1997-06-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642426 | Integral radio and infrared assistive listening device | Sandra J. Neuman | 1997-06-24 |