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. |
申请公布号 |
US8083152(B2) |
申请公布日期 |
2011.12.27 |
申请号 |
US20100706333 |
申请日期 |
2010.02.16 |
申请人 |
THEODOSSIOU GEORGE;L-1 SECURE CREDENTIALING, INC. |
发明人 |
THEODOSSIOU GEORGE |
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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