Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375449 | Method for forming hollow nutdrivers from tubing | — | 1994-12-27 |
| 4787278 | Tool bit driver with spring retainer | — | 1988-11-29 |
| 4594874 | Method of forming socket wrenches from tubing | Armand J. Weis, deceased | 1986-06-17 |