Downhole hammer drill,申请号AU20040259781-传众专利搜索

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发明名称	Downhole hammer drill
摘要
申请公布号	AU2004259781(A1)	申请公布日期	2005.02.03
申请号	AU20040259781	申请日期	2004.07.26
申请人	SPARROC DRILLCO SERVICES PTY LTD	发明人	TONY LORGER;DANIEL PAUL LORGER;SUGAVANUM RAVICHANDRA
分类号	E21B4/14;E21B10/60;E21B21/00	主分类号	E21B4/14
代理机构		代理人
主权项
地址

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