Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930621 | Attachments for power turns | Robert D. Brown, Richard A. Compton, Thomas W. Swisher | 1990-06-05 |
| 4726456 | Braking system for a molded fiberglass spiral chute | — | 1988-02-23 |