Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6006475 | Spring loaded swinging door system | James E. Schwantes, James R. Scott, Donald G. Mussa, James A. Treichel | 1999-12-28 |
| 4648311 | Downwardly swinging replaceable air filter for a vehicle cab | Robert Wagner | 1987-03-10 |
| 4274671 | Device for replacing resilient isolators | William J. Zajichek | 1981-06-23 |