Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867301 | Conveyor belt and system for single direction lateral curved travel | Michael R. Straight | 1989-09-19 |
| 4852720 | Positive drive helical conveyor system | — | 1989-08-01 |
| 4846339 | Flat wire conveyor with differential pitch | — | 1989-07-11 |