Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653047 | Finger-pressed auxiliary device for a stringed instrument | — | 2017-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653047 | Finger-pressed auxiliary device for a stringed instrument | — | 2017-05-16 |