Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105701 | Clarinet mouthpiece | Jerry Hall | 1992-04-21 |
| 4767137 | Tube connecting device | Hans Kaupp | 1988-08-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105701 | Clarinet mouthpiece | Jerry Hall | 1992-04-21 |
| 4767137 | Tube connecting device | Hans Kaupp | 1988-08-30 |