Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979587 | Jet engine noise suppressor | William Hirt, Jack H. Caldwell, Claude R. Stachowiak, Ira B. Rushwald | 1990-12-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979587 | Jet engine noise suppressor | William Hirt, Jack H. Caldwell, Claude R. Stachowiak, Ira B. Rushwald | 1990-12-25 |