发明名称 |
SECURITY DOCUMENT INCOPORATING A SECURITY THREAD |
摘要 |
<p>The security thread is transparent and has on one side a printed image and on the opposite side, adapted to the printed image, a lens structure. Such threads change in appearance with the viewing angle. To produce the security threads, a transparent film embossed in the desired lens relief is guided over guide elements having a relief structure which is the opposite of that of the film to a printer with repeat matching repeat and is then divided into individual threads in a cutter. …<IMAGE>… </p> |
申请公布号 |
EP0238043(B1) |
申请公布日期 |
1993.02.24 |
申请号 |
EP19870103855 |
申请日期 |
1987.03.17 |
申请人 |
GAO GESELLSCHAFT FUER AUTOMATION UND ORGANISATION MBH |
发明人 |
KAULE, WITTICH, DR. PHYS.;SCHWENK, GERHARD,DR. CHEM.;MOLL, JUERGEN, DR. CHEM.;STENZEL, GERHARD, DR. PHYS. |
分类号 |
B29C59/04;B29D7/00;B29D11/00;B29D99/00;B41F13/02;B41F19/02;B42D15/00;B42D25/355;B44B5/00;B44F1/10;B65H23/00;B65H35/02;D01D5/42;D21H21/42;D21H21/48;G07D7/12 |
主分类号 |
B29C59/04 |
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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