Suspending device for a submersible pump,申请号US19570704772-传众专利搜索

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发明名称	Suspending device for a submersible pump
摘要
申请公布号	US2930327(A)	申请公布日期	1960.03.29
申请号	US19570704772	申请日期	1957.12.23
申请人	LINKOUS DONALD T	发明人	LINKOUS DONALD T.
分类号	E21B23/01;F04D13/10	主分类号	E21B23/01
代理机构		代理人
主权项
地址

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