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经营范围
发明名称
REAR PROJECTION SCREEN
摘要
申请公布号
KR20010052719(A)
申请公布日期
2001.06.25
申请号
KR1020007013990
申请日期
2000.12.09
申请人
发明人
分类号
G03B21/60
主分类号
G03B21/60
代理机构
代理人
主权项
地址
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