Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883634 | Process for manufacturing a high modulus poly-p-phenylene terephthalamide fiber | Stephan Claude De La Veaux, Jacob Lahijani, James E. Van Trump | 1989-11-28 |
| 4821427 | Method and apparatus for reducing the moisture content of wet yarns | — | 1989-04-18 |