发明名称 SECURITY DOCUMENT
摘要 <p>A security system for a document (10) utilizing a plurality of fluorescent snippets (24, 26) on the document (10) with other encryption data printed thereon with visible and invisible inks that becomes bright when subjected to certain light. The system combines visible and invisible data that is encrypted, totaled and when subjected to an algorithm will match a selected component of said data.</p>
申请公布号 WO2001026909(A1) 申请公布日期 2001.04.19
申请号 US2000019299 申请日期 2000.07.14
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