发明名称 Application of diffractive elements to substrates
摘要 A film or element (12, 14, 15) having an optically variable pattern or relief is applied to a substrate (20), without the use of heat, by use of a contact or non-heat-curable adhesive (30) applied to the film or element (12, 14, 15) or to the substrate (20) and then bringing the two into contact with one another.
申请公布号 GB2300379(B) 申请公布日期 1998.09.09
申请号 GB19950009246 申请日期 1995.05.05
申请人 * APPLIED HOLOGRAPHICS PLC 发明人 NIGEL CHRISTOPHER * ABRAHAM
分类号 B42D15/10;G03H1/02;G09F19/14;(IPC1-7):B42D15/00 主分类号 B42D15/10
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