Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416921 | Composition and process for the impregnation and sealing of porous articles | — | 1983-11-22 |
| 4372245 | Device for coating internal threads of a fastener | Colin Watson | 1983-02-08 |