A process for the provision of variedly colored incisions on a cosmetic product is described, that comprises the steps of superimposing a colored thin surface layer (8) onto the cosmetic product (1) and utilising a laser beam (5) directed towards said surface layer (1) and said cosmetic products (1)...http://www.google.com.tw/patents/US6630092?utm_source=gb-gplus-share專利 US6630092 - Process for the provision of variedly colored incisions on compact or poured cosmetic products
