发明名称 Security document and method for producing it
摘要 The invention relates to a security document, in particular a bank note, identity card or the like, provided with a magnetic security element. The security element preferably consists of a carrier foil having applied thereto a magnetic material whose coercivity is between 10 and 250 oersteds (Oe).
申请公布号 US6146773(A) 申请公布日期 2000.11.14
申请号 US19960660854 申请日期 1996.06.10
申请人 GIESECKE & DEVRIENT GMBH 发明人 KAULE, WITTICH
分类号 B42D15/00;B44F1/12;D21H21/48;G07D7/04;G07D7/12;G07F7/08;(IPC1-7):H01F1/00 主分类号 B42D15/00
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