Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435676 | Two-stage broaching of engine block bearings | Donald W. Mast | 1995-07-25 |
| 4671709 | Pot broach | Axel B. Abrahamsson, Eugene J. Bistrick, Margaret Wieczorek | 1987-06-09 |