Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364413 | 3-substituted para-aminophenols, process for preparing them, their use for dyeing keratinous fibres and the intermediate compounds used in the preparation process | Alex Junino, Gerard Lang | 1994-11-15 |