Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190421 | Method for dyeing keratin fibres with oxidation dye precursors and direct powder dyes | Christine Rondeau | 2001-02-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190421 | Method for dyeing keratin fibres with oxidation dye precursors and direct powder dyes | Christine Rondeau | 2001-02-20 |