Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354704 | Sling and method for making same | — | 1982-10-19 |
| 4348933 | Soundboard assembly for pianos or the like | Charles H. Kaman | 1982-09-14 |
| 4329903 | Back frame for a piano or the like | — | 1982-05-18 |