TOOL FOR WORKING DEEP HOLES,申请号SU19874266735-传众专利搜索

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发明名称	TOOL FOR WORKING DEEP HOLES
摘要
申请公布号	SU1521536(A2)	申请公布日期	1989.11.15
申请号	SU19874266735	申请日期	1987.06.23
申请人	LE MEKH I USTINOVA	发明人	SILIN NIKOLAJ S,SU
分类号	B23B51/06	主分类号	B23B51/06
代理机构		代理人
主权项
地址

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