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经营范围
发明名称
Projection Optical Lens System
摘要
申请公布号
KR100692810(B1)
申请公布日期
2007.03.14
申请号
KR20040114492
申请日期
2004.12.28
申请人
发明人
分类号
G03B21/00;G03B21/14
主分类号
G03B21/00
代理机构
代理人
主权项
地址
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