Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817378 | Gas turbine engine with augmentor and variable area bypass injector | Ivan Elmer Woltmann, Donald Patrick McHugh | 1989-04-04 |
| 4809498 | Gas turbine engine | Dean T. Lenahan | 1989-03-07 |