Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799934 | Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions | James S. Anderson | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799934 | Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions | James S. Anderson | 1989-01-24 |