Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4470826 | Nitro-derivatives of the benzene series and their use in the dyeing of keratin fibres | Jean Cotteret | 1984-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4470826 | Nitro-derivatives of the benzene series and their use in the dyeing of keratin fibres | Jean Cotteret | 1984-09-11 |