Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382591 | Clamping means for trough of pipe handling apparatus | Hubert A. Hawkins, Wendell R. Davis, Jr. | 1983-05-10 |
| 4371302 | Pipe handling apparatus | Robert Frias, A. Hubert Hawkins, Wendell R. Davis, Jr. | 1983-02-01 |