发明名称 |
Laser etched security features for identification documents and methods of making same |
摘要 |
Identification documents employing laser-etched or -engraved features are detailed, together with methods for their manufacture. Tactile effects produced by the laser-processed features may be felt by touch, helping confirm the authenticity of such documents.
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申请公布号 |
US7661600(B2) |
申请公布日期 |
2010.02.16 |
申请号 |
US20070737533 |
申请日期 |
2007.04.19 |
申请人 |
L-1 IDENTIFY SOLUTIONS |
发明人 |
THEODOSSIOU GEORGE;JONES ROBERT L. |
分类号 |
G06K19/06;B41M3/14;B41M5/24;B42D15/10 |
主分类号 |
G06K19/06 |
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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