Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9251769 | Mechanical mute for selectively muting a brass instrument | — | 2016-02-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9251769 | Mechanical mute for selectively muting a brass instrument | — | 2016-02-02 |