Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845293 | Dyeing composition containing halogenated 2-nitroanilines | Alex Junino, Gerard Lang, Nicole Jehanno | 1989-07-04 |
| 4797129 | Dye compositions for keratinous fibres containing 2-nitro-metaphenylenediamines | Alex Junino, Gerard Lang, Nicole Jehanno | 1989-01-10 |