Drill pipe protector assembly,申请号AU20010072176-传众专利搜索

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发明名称	Drill pipe protector assembly
摘要
申请公布号	AU7217601(A)	申请公布日期	2001.11.15
申请号	AU20010072176	申请日期	2001.09.19
申请人	WESTERN WELL TOOL, INC.	发明人	NORMAN BRUCE MOORE;ANDREW DALE FULLER
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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