A filter bed surface cleaning document of clean water establishment,申请号KR20020076085-传众专利搜索

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发明名称	A filter bed surface cleaning document of clean water establishment
摘要
申请公布号	KR100506803(B1)	申请公布日期	2005.08.09
申请号	KR20020076085	申请日期	2002.11.29
申请人		发明人
分类号	B01D21/01;B01D24/00;C02F1/52;(IPC1-7):B01D21/01	主分类号	B01D21/01
代理机构		代理人
主权项
地址

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