Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368610 | Use of metal salts and chelates together with chlorites as oxidants in hair coloring | Alexander Chan, Gottfried Wenke | 1994-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368610 | Use of metal salts and chelates together with chlorites as oxidants in hair coloring | Alexander Chan, Gottfried Wenke | 1994-11-29 |