发明名称 |
VALUE DOCUMENT |
摘要 |
The invention relates to a printed document of value having at least one authenticity feature in the form of a luminescent substance based on doped host lattices. The host lattice has a strong crystal field and is doped with at least one chromophore with the electron configuration (3d)2. |
申请公布号 |
EP1370424(B2) |
申请公布日期 |
2013.07.31 |
申请号 |
EP20020748334 |
申请日期 |
2002.03.05 |
申请人 |
GIESECKE & DEVRIENT GMBH |
发明人 |
GIERING, THOMAS;HOPPE, RAINER;STAHR, FRITZ |
分类号 |
B42D15/00;B42D25/30;B41M3/14;B42D25/378 |
主分类号 |
B42D15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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