Instrument float control,申请号US19480024761-传众专利搜索

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发明名称	Instrument float control
摘要
申请公布号	US2500411(A)	申请公布日期	1950.03.14
申请号	US19480024761	申请日期	1948.05.03
申请人	HEWITT JR JOHN C	发明人	JR. JOHN C. HEWITT,
分类号	G01C17/00;G01F23/76	主分类号	G01C17/00
代理机构		代理人
主权项
地址

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