Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853185 | Nitrogen strengthened Fe-Ni-Cr alloy | Dwaine L. Klarstrom, George Y. Lai | 1989-08-01 |
| 4818486 | Low thermal expansion superalloy | Hani M. Tawancy | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853185 | Nitrogen strengthened Fe-Ni-Cr alloy | Dwaine L. Klarstrom, George Y. Lai | 1989-08-01 |
| 4818486 | Low thermal expansion superalloy | Hani M. Tawancy | 1989-04-04 |