VENTIALTION ARRANGEMENT FOR MINE SHAFTS,申请号SU19864134837-传众专利搜索

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发明名称	VENTIALTION ARRANGEMENT FOR MINE SHAFTS
摘要
申请公布号	SU1448074(A1)	申请公布日期	1988.12.30
申请号	SU19864134837	申请日期	1986.09.04
申请人	VOSTOCHNYJ NI GORNORUDNYJ INSTITUT	发明人	KROTENKO BORIS N,SU;KLUBOV SERGEJ YA,SU;SEDKO ANATOLIJ P,SU;VOLCHENKO NIKOLAJ G,SU
分类号	E21F1/08	主分类号	E21F1/08
代理机构		代理人
主权项
地址

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