BORRSTAONGSTAOL FOER SLAGBORRNING,申请号FI19870004532-传众专利搜索

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发明名称	BORRSTAONGSTAOL FOER SLAGBORRNING
摘要
申请公布号	FI87944(C)	申请公布日期	1993.03.10
申请号	FI19870004532	申请日期	1987.10.14
申请人	SANDVIK AKTIEBOLAG,	发明人	LUNDELL,LARS-GUNNAR
分类号	E21B17/042;F16L15/00;(IPC1-7):E21B17/042	主分类号	E21B17/042
代理机构		代理人
主权项
地址

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