Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882979 | Dual-piston acuator | — | 1989-11-28 |
| 4881419 | Fluid-power bearing actuator | — | 1989-11-21 |
| 4858486 | Rotary actuator with backlash elimination | — | 1989-08-22 |
| 4858701 | Fluid-powered impact device and tool therefor | — | 1989-08-22 |
| 4846007 | Fluid-power device using axially offset rollers | — | 1989-07-11 |
| 4838103 | Fluid-power device with rollers | — | 1989-06-13 |