Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5404784 | Apparatus for modifying the percussive sound emanating from a drum | — | 1995-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5404784 | Apparatus for modifying the percussive sound emanating from a drum | — | 1995-04-11 |