Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413437 | Cartridge magazine | — | 1983-11-08 |
| 4403794 | Safety shield for flanged pipe couplings | Donald G. Curran | 1983-09-13 |
| 4310181 | Load-line fastener | James W. Welsh | 1982-01-12 |