Pumping system or apparatus for deep wells,申请号US19600011821-传众专利搜索

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发明名称	Pumping system or apparatus for deep wells
摘要
申请公布号	US3151560(A)	申请公布日期	1964.10.06
申请号	US19600011821	申请日期	1960.02.29
申请人	SILVA ROSA ESAU DA	发明人	ROSA ESAU DA SILVA
分类号	F04D9/04	主分类号	F04D9/04
代理机构		代理人
主权项
地址

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