Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627207 | Fastener for securing roofing material to cementitious roof decks having removable tab | Kenneth E. Young, Robert T. Frohlich, Hubert T. Dudley | 1986-12-09 |
| 4449878 | Flat clinch type nail | — | 1984-05-22 |
| 4433949 | Split head fastener | — | 1984-02-28 |
| 4213373 | Sheet metal nail with lockable legs | — | 1980-07-22 |
| 4193333 | Non-slotted clinch type nail | — | 1980-03-18 |