Automatic water treating device,申请号US19410406188-传众专利搜索

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发明名称	Automatic water treating device
摘要
申请公布号	US2407538(A)	申请公布日期	1946.09.10
申请号	US19410406188	申请日期	1941.08.09
申请人	DANIELS LEE G	发明人	DANIELS LEE G.
分类号	C02F1/42;G05D11/13	主分类号	C02F1/42
代理机构		代理人
主权项
地址

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