发明名称 |
SYSTEME DE CODAGE POUR DOCUMENTS DE VALEUR |
摘要 |
The invention relates to a composition for coding having at least one pair of mutually associated luminescent substances having first and second luminescent substances which emit in a joint emission range located outside the visible spectral range. The emission spectra of the first and second luminescent substances overlap in at least a subrange of the stated emission range such that the emission spectrum of the first luminescent substance is complemented by the emission spectrum of the second luminescent substance. |
申请公布号 |
MA28136(A1) |
申请公布日期 |
2006.09.01 |
申请号 |
MA20060028913 |
申请日期 |
2006.04.04 |
申请人 |
GIESECKE & DEVRIENT GMBH |
发明人 |
RAUSCHER, WOLFGANG;GIERING, THOMAS |
分类号 |
B42D15/00;(IPC1-7):B42D15/00 |
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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