Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8481833 | Free floating drum head tensioning system | Gary L. Wachowiak | 2013-07-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8481833 | Free floating drum head tensioning system | Gary L. Wachowiak | 2013-07-09 |