Apparatus for handling pipes etc outside the borehole,申请号GB19990015837-传众专利搜索

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发明名称	Apparatus for handling pipes etc outside the borehole
摘要
申请公布号	GB2351985(A)	申请公布日期	2001.01.17
申请号	GB19990015837	申请日期	1999.07.06
申请人	RICHARD * MARTIN	发明人	RICHARD * MARTIN
分类号	E21B19/15;(IPC1-7):E21B19/15	主分类号	E21B19/15
代理机构		代理人
主权项
地址

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