Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846846 | Process for preparing polyurethane resins colored with anthraquinone colorants and products produced thereby | John W. Miley | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846846 | Process for preparing polyurethane resins colored with anthraquinone colorants and products produced thereby | John W. Miley | 1989-07-11 |