Centralising tool and method of forming,申请号GB20080021314-传众专利搜索

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发明名称	Centralising tool and method of forming
摘要
申请公布号	GB2465587(B)	申请公布日期	2011.12.14
申请号	GB20080021314	申请日期	2008.11.21
申请人	BRIAN NUTLEY	发明人	BRIAN NUTLEY
分类号	E21B17/10	主分类号	E21B17/10
代理机构		代理人
主权项
地址

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