Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198603 | Radio receiver audio attenuator | Frederick A. Aldridge, Burtron D. Schertz | 1980-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198603 | Radio receiver audio attenuator | Frederick A. Aldridge, Burtron D. Schertz | 1980-04-15 |