Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381660 | Method for preventing weld fracture | Jack M. Beigay | 1983-05-03 |
| 4366971 | Corrosion resistant tube assembly | — | 1983-01-04 |
| 4277374 | Ferritic stainless steel substrate for catalytic system | George Aggen | 1981-07-07 |