SHIELD FOR LINING MINE WORKINGS,申请号SU19874180201-传众专利搜索

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发明名称	SHIELD FOR LINING MINE WORKINGS
摘要
申请公布号	SU1448062(A1)	申请公布日期	1988.12.30
申请号	SU19874180201	申请日期	1987.01.14
申请人	MO G TREST "MOSORGINZHSTROJ"	发明人	TEKLEV VLADIMIR P,SU;MALTYZOV GENNADIJ K,SU
分类号	E21D9/06;E21C27/22	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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