Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651155 | Support mechanism for a dockleveler lift bag | Robert J. Warner, Jr. | 1997-07-29 |
| 5600859 | Dock leveler in which the ramp is raised and lowered using an inflatable member and method of use | Martin P. Hageman, Monroe Mulder | 1997-02-11 |