OBJECTIVE FOR A PROJECTION OR BACKROJECTION APPARATUS,申请号KR20057023730-传众专利搜索

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发明名称	OBJECTIVE FOR A PROJECTION OR BACKROJECTION APPARATUS
摘要
申请公布号	KR101113279(B1)	申请公布日期	2012.02.20
申请号	KR20057023730	申请日期	2004.06.04
申请人		发明人
分类号	G02B17/08;G02B27/18;G03B21/10	主分类号	G02B17/08
代理机构		代理人
主权项
地址

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