Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945304 | Flexible-strip hanger for a strip door system and method of making | — | 2005-09-20 |
| 4964777 | Truck restraining device | Walenty Kalempa | 1990-10-23 |
| 4823421 | Hydraulic lip actuator for dock leveler | Walenty Kalempa, Dominic J. Pealer | 1989-04-25 |
| 4574542 | Dock seal construction | — | 1986-03-11 |