Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277055 | Impact and impact-rotary tool testing apparatus using rotary speed and impact energy | Gerard T. Pittard, Terry P. Clifton, William Christian Herben | 1994-01-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277055 | Impact and impact-rotary tool testing apparatus using rotary speed and impact energy | Gerard T. Pittard, Terry P. Clifton, William Christian Herben | 1994-01-11 |