Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882543 | Vacuum testing apparatus having a test enclosure with a rotatable sleeve | — | 1989-11-21 |
| 4821370 | Combination drapery track and side wall mounting bracket | John T. Magdars | 1989-04-18 |