| 发明名称 |
DOCUMENTO DE VALOR |
| 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 |
PT1370424(E) |
申请公布日期 |
2005.01.31 |
| 申请号 |
PT20020748334T |
申请日期 |
2002.03.05 |
| 申请人 |
GIESECKE & DEVRIENT GMBH |
发明人 |
THOMAS GIERING;RAINER HOPPE;STAHR, FRITZ |
| 分类号 |
B42D25/30;B41M3/14;B42D15/00;B42D25/378;(IPC1-7):B42D15/00;G07D7/12;B42D15/10 |
主分类号 |
B42D25/30 |
| 代理机构 |
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代理人 |
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