Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878372 | Shock-absorbing fluid-actuated fastener installation tool | John J. Kaelin | 1989-11-07 |
| 4807348 | Hydraulically actuated lockbolt collar cutter and method of cutting a collar | John J. Kaelin | 1989-02-28 |