BACK-WASHING TYPE FILTER DEVICE,申请号JP19870170315-传众专利搜索

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发明名称	BACK-WASHING TYPE FILTER DEVICE
摘要
申请公布号	JPS6415108(A)	申请公布日期	1989.01.19
申请号	JP19870170315	申请日期	1987.07.07
申请人	ASAHI KIKAI SEISAKUSHO:KK	发明人	HAZAMA KATSUMI
分类号	B01D29/50;B01D29/09;B01D29/46;B01D29/62;B01D29/66	主分类号	B01D29/50
代理机构		代理人
主权项
地址

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