Valve mechanism for water softeners,申请号US19390288500-传众专利搜索

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发明名称	Valve mechanism for water softeners
摘要
申请公布号	US2328323(A)	申请公布日期	1943.08.31
申请号	US19390288500	申请日期	1939.08.05
申请人	THE PERMUTIT COMPANY	发明人	BOWERS HERBERT L.;PICK ERIC
分类号	C02F1/42;F16K31/34	主分类号	C02F1/42
代理机构		代理人
主权项
地址

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