Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676429 | Seed firming wheel for grain drills and the like | Roy E. Applequist | 1997-10-14 |
| 5657707 | Spring-tine residue wheel for planters | Michael J. Dresher, Stanley R. Clark | 1997-08-19 |