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发明名称
Roll screen of screen rotation apparatus
摘要
申请公布号
KR200449680(Y1)
申请公布日期
2010.07.30
申请号
KR20080012244U
申请日期
2008.09.09
申请人
发明人
分类号
G03B21/56
主分类号
G03B21/56
代理机构
代理人
主权项
地址
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