Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619582 | Enhanced concert audio process utilizing a synchronized headgear system | Perry L. Nusbaum | 1997-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619582 | Enhanced concert audio process utilizing a synchronized headgear system | Perry L. Nusbaum | 1997-04-08 |