发明名称 WERTDOKUMENT
摘要 <p>The invention relates to a document of value such as a paper of value or ID card with a security element having an optically variable material. Said optically variable material conveys different color effects at different viewing angles. Additionally, the security element has at least one machine-readable feature substance that does not impair the visually visible optically variable effect of the optically variable material.</p>
申请公布号 AT244646(T) 申请公布日期 2003.07.15
申请号 AT20000907594T 申请日期 2000.02.22
申请人 GIESECKE & DEVRIENT GMBH 发明人 PLASCHKA, REINHARD;BRAUN, ECKHARD;KAULE, WITTICH
分类号 B41M3/14;B42D15/00;B42D25/29;B42D25/328;(IPC1-7):B42D15/00;B42D15/10 主分类号 B41M3/14
代理机构 代理人
主权项
地址