| 发明名称 |
Method of manufacturing a security item |
| 摘要 |
A method of manufacturing a security item comprises casting a polymer plastics substrate. During the casting process, a security material such as a thread is supplied which is embedded in the substrate.
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| 申请公布号 |
US2002167692(A1) |
申请公布日期 |
2002.11.14 |
| 申请号 |
US20010851997 |
申请日期 |
2001.05.10 |
| 申请人 |
DE LA RUE INTERNATIONAL LIMITED |
发明人 |
CUNNINGHAM KAREN |
| 分类号 |
B29C39/10;B29C39/18;B29C39/20;B29C47/02;B44F1/12;G06K19/02;G06K19/10;G06K19/14;G06K19/18;(IPC1-7):G02B5/30;B29D11/00 |
主分类号 |
B29C39/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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