ARRANGEMENT FOR HEATING AIR IN A MINE,申请号SU19874234183-传众专利搜索

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发明名称	ARRANGEMENT FOR HEATING AIR IN A MINE
摘要
申请公布号	SU1460330(A1)	申请公布日期	1989.02.23
申请号	SU19874234183	申请日期	1987.04.22
申请人	LE GORNYJ I IM.G.V.PLEKHANOVA	发明人	GENDLER SEMEN G,SU;BOBROVNIKOV VLADIMIR N,SU;POTYLITSIN LEONID A,SU
分类号	E21F3/00	主分类号	E21F3/00
代理机构		代理人
主权项
地址

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