DOUBLE ACTION PUMP IN OIL WELL,申请号JP19810077329-传众专利搜索

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发明名称	DOUBLE ACTION PUMP IN OIL WELL
摘要
申请公布号	JPS5718480(A)	申请公布日期	1982.01.30
申请号	JP19810077329	申请日期	1981.05.21
申请人	OTIS ENG CORP	发明人	KAAROSU RAFUAERU KANARIZO
分类号	F04B9/08;F04B47/04;F04B47/08	主分类号	F04B9/08
代理机构		代理人
主权项
地址

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