Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636728 | Expandable conveyor with power module | John W. Best | 1997-06-10 |
| 5632371 | Expandable redundantly powered conveyors | John W. Best, Bob K. Flippo, Gary D. Carter | 1997-05-27 |