Water softening system and apparatus,申请号US19480024470-传众专利搜索

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发明名称	Water softening system and apparatus
摘要
申请公布号	US2571000(A)	申请公布日期	1951.10.09
申请号	US19480024470	申请日期	1948.05.01
申请人	THE MCKAYS COMPANY	发明人	ALBERTSON LAWRENCE E.
分类号	C02F1/42	主分类号	C02F1/42
代理机构		代理人
主权项
地址

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