发明名称 Security threads having at least two security detection features and security papers employing same
摘要 A visually verifiable and machine-readable security thread having at least two security detection means located thereon, where a first security detection means comprises a machine-readable repeating pattern and where a second security detection means comprises visually verifiable metal-formed indicia. Such security threads are suitable for use with security documents, such as banknotes and the like, labels and any other documents or means of identification used for purposes which make the verification of the authenticity of each specimen desirable at least once in its lifetime.
申请公布号 US5486022(A) 申请公布日期 1996.01.23
申请号 US19940222657 申请日期 1994.04.04
申请人 CRANE & CO., INC. 发明人 CRANE, TIMOTHY T.
分类号 B42D15/10;B42D15/00;D21H21/40;D21H21/42;G07D7/00;(IPC1-7):B42D15/00 主分类号 B42D15/10
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