Fishway block which is able to change the flow direction,申请号KR20070093918-传众专利搜索

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发明名称	Fishway block which is able to change the flow direction
摘要
申请公布号	KR100903802(B1)	申请公布日期	2009.06.25
申请号	KR20070093918	申请日期	2007.09.15
申请人		发明人
分类号	E02B8/08;E02B3/14	主分类号	E02B8/08
代理机构		代理人
主权项
地址

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