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发明名称
Portable apparatus for learning words by imaging object associated with word
摘要
申请公布号
KR101188421(B1)
申请公布日期
2012.10.08
申请号
KR20110081290
申请日期
2011.08.16
申请人
发明人
分类号
G09B5/06;G09B19/06
主分类号
G09B5/06
代理机构
代理人
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