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发明名称
STUDY APPARATUS FOR LEARNING PRINCIPLE OF POLARIZATION
摘要
申请公布号
KR101077121(B1)
申请公布日期
2011.10.26
申请号
KR20100039330
申请日期
2010.04.28
申请人
MILESEUM CO., LTD.
发明人
CHOI, SEOG JUNG
分类号
G09B23/22;G09B25/00
主分类号
G09B23/22
代理机构
代理人
主权项
地址
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