Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5756911 | Means and method for softening the sound generated by a piano having vertical strings | — | 1998-05-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5756911 | Means and method for softening the sound generated by a piano having vertical strings | — | 1998-05-26 |