Liquid level control valves,申请号US19520290226-传众专利搜索

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发明名称	Liquid level control valves
摘要
申请公布号	US2811168(A)	申请公布日期	1957.10.29
申请号	US19520290226	申请日期	1952.05.27
申请人	THE PARKER APPLIANCE COMPANY	发明人	DAVIES ROBERT H.;JR. FREDERICK E. AMON,
分类号	G05D9/00	主分类号	G05D9/00
代理机构		代理人
主权项
地址

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