Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842652 | Method for improving fracture toughness of high strength titanium alloy | Michael P. Smith, Edgar E. Brown | 1989-06-27 |
| 4820356 | Heat treatment for improving fatigue properties of superalloy articles | Daniel F. Paulonis, Robert H. Caless, Anne L. D'Orvilliers | 1989-04-11 |