发明名称 Method and programmable product for unique document identification using stock and content
摘要 The present application relates to a method for authenticating and tracking of documents. More specifically the present application relates to authenticating and tracking of a document throughout its lifecycle without reliance upon or requirement for any unique identification characters, barcodes and/or objects that were added to the document specifically for the purpose of identification.
申请公布号 US2008272585(A1) 申请公布日期 2008.11.06
申请号 US20080149044 申请日期 2008.04.25
申请人 BOWE BELL + HOWELL COMPANY 发明人 CONARD WALTER S.;SPITZIG ROGER
分类号 B42D15/00 主分类号 B42D15/00
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