Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303664 | Communication equipment housing | Daniel Harden, Nicholas Kostakis | 1989-09-26 |
| 4860163 | Communication equipment cabinet cooling arrangement | — | 1989-08-22 |
| 4798582 | Needle cartridge | James A. Mawhirt | 1989-01-17 |