Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861233 | Compressor surge control system | Donald J. Dziubakowski, Jeremiah J. Shaffer | 1989-08-29 |
| 4834473 | Holographic operator display for control systems | William L. Thompson | 1989-05-30 |
| 4803052 | Carbon monoxide detector | Andre T. Abromaitis | 1989-02-07 |