发明名称 |
Method for printing a security element and security element |
摘要 |
The method comprises the following steps: printing of a background on the substrate, semi-transparent printing of a motif with optically variable ink, said motif at least partially covering said background
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申请公布号 |
US2006175824(A1) |
申请公布日期 |
2006.08.10 |
申请号 |
US20040543987 |
申请日期 |
2004.02.05 |
申请人 |
GIORI FAUSTO;FORESTI GIANFRANCO |
发明人 |
GIORI FAUSTO;FORESTI GIANFRANCO |
分类号 |
B42D15/00;B41M3/14 |
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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