Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886479 | Universal joint including roller bearings | Kelvin M. Smith | 1989-12-12 |
| 4878463 | Needle bearing rocker arm assembly | Arnold E. Fredericksen | 1989-11-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886479 | Universal joint including roller bearings | Kelvin M. Smith | 1989-12-12 |
| 4878463 | Needle bearing rocker arm assembly | Arnold E. Fredericksen | 1989-11-07 |