发明名称 |
SECURITY PRINTING USING A DIFFRACTION GRATING |
摘要 |
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. |
申请公布号 |
CA2545263(C) |
申请公布日期 |
2014.09.23 |
申请号 |
CA20042545263 |
申请日期 |
2004.11.12 |
申请人 |
PRINTETCH LIMITED |
发明人 |
BOSWELL, DAVID;DICKER, MARK;WINTON, STEVEN |
分类号 |
B41F19/02;B41F11/02;B42D15/10 |
主分类号 |
B41F19/02 |
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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