Liquid level indicating and controlling device,申请号US19350050993-传众专利搜索

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发明名称	Liquid level indicating and controlling device
摘要
申请公布号	US2125722(A)	申请公布日期	1938.08.02
申请号	US19350050993	申请日期	1935.11.21
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	HAWKINS EARL M.
分类号	B01D17/02	主分类号	B01D17/02
代理机构		代理人
主权项
地址

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