DOUBLE-SEAT FILTER CARTRIDGE HOLDER,申请号PL19860258372-传众专利搜索

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发明名称	DOUBLE-SEAT FILTER CARTRIDGE HOLDER
摘要
申请公布号	PL149181(B1)	申请公布日期	1990.01.31
申请号	PL19860258372	申请日期	1986.03.10
申请人		发明人
分类号	B01D35/00;F16L47/00;F16L49/00;(IPC1-7):F16L47/00	主分类号	B01D35/00
代理机构		代理人
主权项
地址

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