Acid water neutralizer,申请号US19460685295-传众专利搜索

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发明名称	Acid water neutralizer
摘要
申请公布号	US2503878(A)	申请公布日期	1950.04.11
申请号	US19460685295	申请日期	1946.07.22
申请人	WALTER E. MARRIOTT	发明人	LINN JAMES E.
分类号	C02F1/68	主分类号	C02F1/68
代理机构		代理人
主权项
地址

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