Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856411 | Overload release system for an axially movable bolt | Ruprecht Maurer | 1989-08-15 |
| 4838829 | Automatic overload clutch reset arrangement | Reprecht Maurer | 1989-06-13 |
| 4809557 | Method and apparatus for measuring torque | Ruprecht Maurer, Frank Reig | 1989-03-07 |
| 4798559 | Automatic overload clutch structure | Ruprecht Maurer | 1989-01-17 |