发明名称 |
SECURITY DOCUMENT WITH WINDOW |
摘要 |
Proposed is a value-bearing document in which the carrier is provided with a window-like opening which is closed by a cover foil which is transparent at least in a region-wise manner, wherein in particular in the region of the window-like opening the cover foil can be provided with additional security features, for example diffraction structures. |
申请公布号 |
EP0723501(B2) |
申请公布日期 |
2005.05.25 |
申请号 |
EP19940928296 |
申请日期 |
1994.10.06 |
申请人 |
LEONHARD KURZ GMBH & CO. |
发明人 |
HERRMANN, JUERGEN;REINHART, WERNER |
分类号 |
B42D15/00;B42D25/29;B42D25/328;G02B5/18 |
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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