Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342662 | Tune changeable panpipe without harming the lips of a player | — | 2002-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342662 | Tune changeable panpipe without harming the lips of a player | — | 2002-01-29 |