Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5442987 | Apparatus to vary the pitch of a designated string of a musical instrument | — | 1995-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5442987 | Apparatus to vary the pitch of a designated string of a musical instrument | — | 1995-08-22 |