METHOD OF DRIVING A MINE WORKING,申请号SU19884408966-传众专利搜索

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发明名称	METHOD OF DRIVING A MINE WORKING
摘要
申请公布号	SU1557321(A1)	申请公布日期	1990.04.15
申请号	SU19884408966	申请日期	1988.04.13
申请人	INST GEOTEKHNICHESKOI MEKHANI	发明人	ZORIN ANDREJ N,SU;PETUKHOV IGNATIJ M,SU;KUZNETSOV VLADISLAV P,SU;KOLESNIKOV VLADIMIR G,SU;VDOVICHENKO VLADIMIR P,SU
分类号	E21C41/16;E21F5/00	主分类号	E21C41/16
代理机构		代理人
主权项
地址

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