Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848647 | Aluminum base copper-lithium-magnesium welding alloy for welding aluminum lithium alloys | Rebecca A. Gentry | 1989-07-18 |
| 4843211 | Method for welding aluminum-magnesium-silicon-copper alloys | — | 1989-06-27 |