SHIELD FOR DRIVING MINE WORKINGS,申请号SU19853874575-传众专利搜索

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发明名称	SHIELD FOR DRIVING MINE WORKINGS
摘要
申请公布号	SU1259020(A1)	申请公布日期	1986.09.23
申请号	SU19853874575	申请日期	1985.03.25
申请人	SP KT BYURO GLAVMOSINZHSTROYA	发明人	TSAGIKYAN OLEG YA,SU;LEVITIN YURIJ I,SU
分类号	E21D9/06;E21D9/11	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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