Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043421 | Device, having a multi-part pivoting linkage, for setting the tension of a kettledrum skin | — | 2000-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043421 | Device, having a multi-part pivoting linkage, for setting the tension of a kettledrum skin | — | 2000-03-28 |