Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325647 | Composite ceiling grid | Chester W. Hallett | 1994-07-05 |
| 5307233 | Electrically conductive material | — | 1994-04-26 |
| 5276082 | Halogen-free floor covering | Susan M. Von Stetten | 1994-01-04 |