Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293805 | Mouthpiece for single reed musical instruments | David S. Guardala | 1994-03-15 |
| D343633 | Mouthpiece for single reed musical instruments | David S. Guardala | 1994-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293805 | Mouthpiece for single reed musical instruments | David S. Guardala | 1994-03-15 |
| D343633 | Mouthpiece for single reed musical instruments | David S. Guardala | 1994-01-25 |