Purification of waters with hydrogen peroxide,申请号US19310563235-传众专利搜索

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发明名称	Purification of waters with hydrogen peroxide
摘要
申请公布号	US2070856(A)	申请公布日期	1937.02.16
申请号	US19310563235	申请日期	1931.09.16
申请人	BUTTERFIELD ELMORE E	发明人	BUTTERFIELD ELMORE E.
分类号	C02F1/72	主分类号	C02F1/72
代理机构		代理人
主权项
地址

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