发明名称 |
Security element for security papers and valuable documents |
摘要 |
The invention relates to a security element for security papers, documents of value, ID cards or the like that is of self-supporting design and has two different security features. The security features are disposed on opposite sides of the security element, at least one the security features being optically variable.
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申请公布号 |
US8449969(B2) |
申请公布日期 |
2013.05.28 |
申请号 |
US20020498863 |
申请日期 |
2002.12.17 |
申请人 |
KELLER MARIO;BURCHARD THEO;GIESECKE & DEVRIENT GMBH |
发明人 |
KELLER MARIO;BURCHARD THEO |
分类号 |
B41M5/00;B42D15/10;B42D15/00;G02B5/18;G06K19/08;G06K19/10 |
主分类号 |
B41M5/00 |
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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