Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828571 | Non-aqueous process for the dyeing of dyable materials at an elevated temperature in a non-reactive environment and in a non-aqueous dye solvent | C. Duff Hughes, Nicholas S. Hood, Eugene M. Saunders | 1989-05-09 |