LOCK MANDREL & RUNNING TOOL ASSEMBLY,申请号GB19850010404-传众专利搜索

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发明名称	LOCK MANDREL & RUNNING TOOL ASSEMBLY
摘要
申请公布号	GB8510404(D0)	申请公布日期	1985.05.30
申请号	GB19850010404	申请日期	1985.04.24
申请人	OTIS ENG CORPORATION	发明人
分类号	E21B23/02	主分类号	E21B23/02
代理机构		代理人
主权项
地址

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