APPARATUS FOR DRILLING ASCENDING OPENINGS,申请号SU19843827051-传众专利搜索

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发明名称	APPARATUS FOR DRILLING ASCENDING OPENINGS
摘要
申请公布号	SU1262043(A1)	申请公布日期	1986.10.07
申请号	SU19843827051	申请日期	1984.12.21
申请人	KUZBASSKIJ POLT INSTITUT	发明人	SAFOKHIN MIKHAIL S,SU;BOGOMOLOV IGOR D,SU;TSEKHIN ALEKSANDR M,SU;NACHEV KONSTANTIN V,SU
分类号	E21D3/00	主分类号	E21D3/00
代理机构		代理人
主权项
地址

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