发明名称 |
STRUCTURE FOR IDENTIFYING OBJECT AND OBJECT PROVIDED WITH THAT STRUCTURE |
摘要 |
An inexpensive and hard-to-forge structure for identifying a generally distributed object exhibiting high identification properties. The identification structure employs a single layer cholesteric liquid crystal film which is substantially colorless and transparent when viewed from the front side and colored when viewed from a specified oblique direction. |
申请公布号 |
KR20060028440(A) |
申请公布日期 |
2006.03.29 |
申请号 |
KR20057025489 |
申请日期 |
2005.12.30 |
申请人 |
NIPPON OIL CORPORATION |
发明人 |
NISHIMURA SUZUSHI;SEKI TAKASHI;IMAFUKU HIROSHI |
分类号 |
G06K7/10;B42D15/10;G02B5/30;G06K19/06;G06K19/16 |
主分类号 |
G06K7/10 |
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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