Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5249499 | Adjustable tuning barrel | Martin Goldstein | 1993-10-05 |
| 5192821 | Mouthpiece for a single-reed woodwind instrument | Martin Goldstein | 1993-03-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5249499 | Adjustable tuning barrel | Martin Goldstein | 1993-10-05 |
| 5192821 | Mouthpiece for a single-reed woodwind instrument | Martin Goldstein | 1993-03-09 |