Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5350025 | Nonrotary piston for jackhammer and removable splined nut therefor | Robert R. Kimberlin, Sean O'Malley, Roland P. Holt | 1994-09-27 |
| 5305835 | Nonrotary piston for jackhammer and removable splined nut therefor | Robert R. Kimberlin | 1994-04-26 |