DEVICE FOR CONTROLLING MINE VENTILATION DOOR,申请号SU19813289225-传众专利搜索

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发明名称	DEVICE FOR CONTROLLING MINE VENTILATION DOOR
摘要
申请公布号	SU976099(A1)	申请公布日期	1982.11.23
申请号	SU19813289225	申请日期	1981.03.16
申请人	SP KT BYURO I GEOTEKHNICHESKOJ MEKHANIKI AN USSR	发明人	CHEMERIS IGOR F,SU;PAVLENKO EVGENIJ A,SU;KRYUKOV GENNADIJ A,SU;BESKROVNYJ NIKOLAJ V,SU
分类号	E21F1/10;(IPC1-7):E21F1/10	主分类号	E21F1/10
代理机构		代理人
主权项
地址

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