Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346181 | Hauling sheave with cleats | Harold T. Cook, Jr., Donn B. Furlong, Robert A. Svendsen | 1994-09-13 |
| 5188146 | Hydraulic swivel | Harold T. Cook, Jr., Donn B. Furlong, Robert A. Svendsen | 1993-02-23 |