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经营范围
发明名称
A portable screen
摘要
申请公布号
KR200387104(Y1)
申请公布日期
2005.06.17
申请号
KR20050008640U
申请日期
2005.03.30
申请人
发明人
分类号
G03B21/58
主分类号
G03B21/58
代理机构
代理人
主权项
地址
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