| 发明名称 |
SECURITY PRINTING USING A DIFFRACTION GRATING |
| 摘要 |
<p>There is provided an apparatus and a method of printing a diffraction grating. In particular, the present invention relates to diffraction gratings applied to a substrate (1), such as a hologram.</p> |
| 申请公布号 |
EP1689586(A2) |
申请公布日期 |
2006.08.16 |
| 申请号 |
EP20040798486 |
申请日期 |
2004.11.12 |
| 申请人 |
PRINTETCH LIMITED |
发明人 |
BOSWELL, DAVID;DICKER, MARK;WINTON, STEVEN |
| 分类号 |
B42D15/10;B41F11/02;B41F19/02;G03H1/00;G03H1/02;G03H1/18 |
主分类号 |
B42D15/10 |
| 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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