Control means for pumping apparatus,申请号US19560560459-传众专利搜索

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发明名称	Control means for pumping apparatus
摘要
申请公布号	US2940395(A)	申请公布日期	1960.06.14
申请号	US19560560459	申请日期	1956.01.20
申请人	PERFECT CIRCLE CORPORATION	发明人	HILL ROBERT H.
分类号	F04C14/28	主分类号	F04C14/28
代理机构		代理人
主权项
地址

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