Oil well pump control system,申请号US19650501591-传众专利搜索

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法人/股东/高管

发明名称	Oil well pump control system
摘要
申请公布号	US3363573(A)	申请公布日期	1968.01.16
申请号	US19650501591	申请日期	1965.10.22
申请人	WALTER S. JAEGER	发明人	JAEGER WALTER S.
分类号	E21B43/12	主分类号	E21B43/12
代理机构		代理人
主权项
地址

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