发明名称 |
Laser Transfer of Security Features |
摘要 |
The present invention relates to a process for increasing the counterfeiting protection of high-value products, documents of value and security documents by means of uncopyable security features which are transferred into the respective material with the aid of laser technology.
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申请公布号 |
US2008290649(A1) |
申请公布日期 |
2008.11.27 |
申请号 |
US20060095401 |
申请日期 |
2006.11.24 |
申请人 |
KLEIN SYLKE;ULLMANN KLAUS-CHRISTIAN |
发明人 |
KLEIN SYLKE;ULLMANN KLAUS-CHRISTIAN |
分类号 |
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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