发明名称 |
Fremgangsmåde til fremstilling af et sikkerhedselement |
摘要 |
A method of manufacturing a security item comprises coextruding at least two polymer plastic materials (6,7) with different characteristics so as to form a substrate so that neither material are biaxially oriented, and providing security indicia (14) on the substrate. |
申请公布号 |
DK1062104(T3) |
申请公布日期 |
2002.10.14 |
申请号 |
DK19990939180T |
申请日期 |
1999.03.03 |
申请人 |
DE LA RUE INTERNATIONAL LIMITED |
发明人 |
CHATWIN, CHARLES, EDWARD;FICE, CHRISTOPHER, JOHN |
分类号 |
B29C47/04;B42D15/10 |
主分类号 |
B29C47/04 |
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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