METHOD OF EXCAVATING STEEP OREBODIES,申请号SU19762361991-传众专利搜索

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发明名称	METHOD OF EXCAVATING STEEP OREBODIES
摘要
申请公布号	SU651132(A1)	申请公布日期	1979.03.05
申请号	SU19762361991	申请日期	1976.05.14
申请人	SREDNEAZIATSKIJ NI PI TSVETNOJ METALLURGII	发明人	DOBROSERDOV EVGENIJ ,SU
分类号	(IPC1-7):E21C41/06	主分类号	(IPC1-7):E21C41/06
代理机构		代理人
主权项
地址

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