A stink blocking device for a rainwater manhole of duplex opening and closing type,申请号KR20090006157U-传众专利搜索

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发明名称	A stink blocking device for a rainwater manhole of duplex opening and closing type
摘要
申请公布号	KR200448218(Y1)	申请公布日期	2010.03.25
申请号	KR20090006157U	申请日期	2009.05.21
申请人		发明人
分类号	E02D29/14;E03F5/042;E03F5/06	主分类号	E02D29/14
代理机构		代理人
主权项
地址

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