FLUID OPERATED VIBRATORY JAR WITH ROTATING BIT,申请号GB19890021681-传众专利搜索

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发明名称	FLUID OPERATED VIBRATORY JAR WITH ROTATING BIT
摘要
申请公布号	GB2233011(B)	申请公布日期	1993.02.17
申请号	GB19890021681	申请日期	1989.09.26
申请人	JAMES EDWARD * HIPP	发明人	JAMES EDWARD * HIPP
分类号	E21B4/14;E21B4/16;E21B17/07;E21B31/113	主分类号	E21B4/14
代理机构		代理人
主权项
地址

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