Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878794 | Collated screw fasteners | — | 1989-11-07 |
| 4858457 | Machine and method for making concrete reinforcing bars | — | 1989-08-22 |
| 4833906 | Machine for making star-shaped fasteners | — | 1989-05-30 |
| 4815910 | Collated nail strip | — | 1989-03-28 |
| 4800746 | Machine and method for making star shaped fasteners | — | 1989-01-31 |