APPARATUS FOR CLOSING A HOLE OF MINE SMOKE EXHAUST,申请号SU19853977979-传众专利搜索

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发明名称	APPARATUS FOR CLOSING A HOLE OF MINE SMOKE EXHAUST
摘要
申请公布号	SU1319866(A1)	申请公布日期	1987.06.30
申请号	SU19853977979	申请日期	1985.11.14
申请人	VNII PROTIVOPOZHARNOI OBORONY	发明人	VALEEV GAZIZ N,SU;ESIN VLADIMIR M,SU;ILMINSKIJ IGOR I,SU
分类号		主分类号
代理机构		代理人
主权项
地址

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