Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119427 | Extended frequency range Helmholtz resonators | Alan S. Hersh | 1992-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119427 | Extended frequency range Helmholtz resonators | Alan S. Hersh | 1992-06-02 |