Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375934 | Replacement bearing for worn shafts | David A. Hall | 1994-12-27 |
| 5352047 | Snap-tab roller bearing case | Kirk L. Ingall | 1994-10-04 |
| 5062720 | Replacement bearing for worn shafts | David A. Hall | 1991-11-05 |