Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645396 | Wood-metal drill screw | Troy L. Smallwood, Paul Welliver | 1987-02-24 |
| 4204566 | Screw and captive compression spring fastener assembly | Hail Kirrish | 1980-05-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645396 | Wood-metal drill screw | Troy L. Smallwood, Paul Welliver | 1987-02-24 |
| 4204566 | Screw and captive compression spring fastener assembly | Hail Kirrish | 1980-05-27 |