Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840852 | Aluminum alloy vehicular member | M. Elise Hyland | 1989-06-20 |
| 4797165 | Aluminum-lithium alloys having improved corrosion resistance and method | Philip E. Bretz, Ralph R. Sawtell | 1989-01-10 |