Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256009 | Disco lamp controller for coin-operated phonograph | Lee C. Verduin | 1981-03-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256009 | Disco lamp controller for coin-operated phonograph | Lee C. Verduin | 1981-03-17 |