Method of treating water,申请号US19580740200-传众专利搜索

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发明名称	Method of treating water
摘要
申请公布号	US2915463(A)	申请公布日期	1959.12.01
申请号	US19580740200	申请日期	1958.06.06
申请人	ELLA E. WILLIAMS	发明人	WILLIAMS EDWARD R.
分类号	C02F1/50	主分类号	C02F1/50
代理机构		代理人
主权项
地址

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