发明名称 |
MAGNETISCHER, METALLISCHER SICHERHEITSFADEN MIT NEGATIVSCHRIFT |
摘要 |
<p>The invention relates to a security document, in particular a bank note, identity card or the like, having a security element which is provided with characters, patterns, etc., visually readable at least in transmitted light and which is electrically conductive and bears additional substances for machine testing, and to a method for producing such a security element. The security element preferably consists of a transparent film strip that bears negative writing readily capable of visual checking and is additionally provided with electrically conductive and magnetic substances.</p> |
申请公布号 |
AT143871(T) |
申请公布日期 |
1996.10.15 |
申请号 |
AT19920901408T |
申请日期 |
1991.12.18 |
申请人 |
GAO GESELLSCHAFT FUER AUTOMATION UND ORGANISATION MBH |
发明人 |
KAULE, WITTICH;BOEHM, MICHAEL;SCHNEIDER, WALTER, DR.;BURCHARD, THEODOR, DR. |
分类号 |
B42D15/00;B42D25/355;(IPC1-7):B42D15/00 |
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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