发明名称 VERFAHREN ZUR BILDERZEUGUNG AUF SUBSTRATEN UND SICHERHEITSDOKUMENT
摘要 A method of providing an optically variable effect generating structure on a substrate. The method comprises a) providing an adhesive on the substrate; b) depositing a metal powder on the adhesive; and, c) embossing an optically variable effect generating structure into the metal powder. A method of providing an image on a substrate, the method comprising a) providing an adhesive on the substrate in a pattern corresponding to an image; and, b) depositing a metal powder on the adhesive.
申请公布号 AT261356(T) 申请公布日期 2004.03.15
申请号 AT19990957040T 申请日期 1999.06.09
申请人 DE LA RUE INTERNATIONAL LIMITED 发明人 HARRIS, PAUL, GREGORY;RAMPLING, MARC, ROBIN;WALLIS, RICHARD, ALASTAIR;KAY, RALPH
分类号 B41M3/00;B41M3/14;B41M7/00;B42D15/00;B42D15/10;B44F1/12;G07D7/12;(IPC1-7):B41M3/00;B41M5/38 主分类号 B41M3/00
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