Drive head assembly for drilling machine,申请号GB19950021160-传众专利搜索

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发明名称	Drive head assembly for drilling machine
摘要
申请公布号	GB2292165(A)	申请公布日期	1996.02.14
申请号	GB19950021160	申请日期	1994.04.13
申请人	* THE ROBBINS COMPANY	发明人	LLEWELLAN * ANDERSON
分类号	E21B3/02;(IPC1-7):E21B3/02;E21B17/00;E21B19/00	主分类号	E21B3/02
代理机构		代理人
主权项
地址

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