发明名称 |
Security device and system |
摘要 |
Disclosed in a security device ( 700 ) comprising two or more magnetic elements ( 702 ). The magnetic elements ( 702 ) are responsive to an applied magnetic field to provide a characteristic response that is difficult to reproduce. The security device ( 700 ) finds application in detecting forgeries.
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申请公布号 |
US2006151990(A1) |
申请公布日期 |
2006.07.13 |
申请号 |
US20050527756 |
申请日期 |
2005.10.03 |
申请人 |
INGENIA TECHNOLOGY LIMITED |
发明人 |
COWBURN RUSSELL P. |
分类号 |
B42D15/00;G06K19/06;G06K19/12 |
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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