发明名称 |
FORGERY PREVENTING MATERIAL AND PRINTING BASE MATERIAL EQUIPPED WITH IT |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a forgery preventing material (thread) incorporated in a printing base material and expressed from the opening parts of the surface and back of the printing base material as different patterns, and the printing base material equipped with it. <P>SOLUTION: The forgery preventing material is constituted by successively forming at least first and second metal thin film layers on a transparent film base material and a predetermined pattern is formed to either one of or both of the first and second metal thin film layers. <P>COPYRIGHT: (C)2008,JPO&INPIT |
申请公布号 |
JP2008119909(A) |
申请公布日期 |
2008.05.29 |
申请号 |
JP20060304672 |
申请日期 |
2006.11.10 |
申请人 |
DAINIPPON PRINTING CO LTD |
发明人 |
SAKAKIBARA MIKIHIKO |
分类号 |
B32B15/08;B42D15/10;D21H21/42;G07D7/12;G09F3/02 |
主分类号 |
B32B15/08 |
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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