Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884612 | Pleated blind with articulative slat extensions | Thomas J. Marusak | 1989-12-05 |
| 4885190 | Method for producing expandable honeycomb material | — | 1989-12-05 |
| 4807686 | Shade system | Thomas J. Marusak | 1989-02-28 |