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发明名称	A PREFABRICATED CHANNEL
摘要
申请公布号	KR20090004061(U)	申请公布日期	2009.04.30
申请号	KR20070017410U	申请日期	2007.10.26
申请人		发明人
分类号	E02B13/00;E02B5/02	主分类号	E02B13/00
代理机构		代理人
主权项
地址

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