ARRANGEMENT FOR FEEDING-OUT ORE FROM CAVED-IN BLOCKS,申请号SU19782680572-传众专利搜索

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发明名称	ARRANGEMENT FOR FEEDING-OUT ORE FROM CAVED-IN BLOCKS
摘要
申请公布号	SU771344(A1)	申请公布日期	1980.10.15
申请号	SU19782680572	申请日期	1978.11.04
申请人	NOVOCHERKASSKIJ POLT I IM.SERGO ORDZHONIKIDZE	发明人	SHESTAKOV VIKTOR A,SU;NECHAEV NIKOLAJ V,SU;DOLGASHOV GEORGIJ E,SU
分类号	E21F13/00;(IPC1-7):E21F13/00	主分类号	E21F13/00
代理机构		代理人
主权项
地址

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