Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388024 | Side wall for a spread axle trailer | — | 1997-12-23 |
| 5528860 | Gate screw backup system | Dean Olson, Donald J. Fenske | 1996-06-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388024 | Side wall for a spread axle trailer | — | 1997-12-23 |
| 5528860 | Gate screw backup system | Dean Olson, Donald J. Fenske | 1996-06-25 |