Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817485 | Pedal operated electronic drum | Wayne Yentis | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817485 | Pedal operated electronic drum | Wayne Yentis | 1989-04-04 |