Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767425 | Aspirator mechanism for turbine engine air cleaner | Donald R. Monson | 1988-08-30 |
| 4482366 | Pulse-type cleaning means for filter panels | Patrick Golden | 1984-11-13 |
| 4323369 | Air cleaner and ventilator | Donald R. Monson | 1982-04-06 |
| 4303423 | Engine air cleaner | Michael A. Shackleton | 1981-12-01 |