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| Number | Title | Issue Date |
| 7223799 | Color-developing composition and cosmetic, fragrance products and miscellaneous goods for display with the use of the same The invention provides a color-developing composition without using a pigment or dye and capable of being colored sustainably and stably after mixing two liquid phases which are colorless before mixing. The composition consists of two discrete liquid phases, wherein... | 05/29/2007 |
