Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470560 | Method for making a shaft coupling with tapered spines for a pull-type forage harvester | Robert A. Wagstaff | 2002-10-29 |
| 6381933 | Shaft coupling with tapered splines for a pull-type forage harvester | Robert A. Wagstaff | 2002-05-07 |