A CONTAINER FOR FIGHTING COAL-DUST AND/OR FIREDAMP EXPLOSIONS IN UNDERGROUND WORKINGS,申请号GB19890005492-传众专利搜索

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发明名称	A CONTAINER FOR FIGHTING COAL-DUST AND/OR FIREDAMP EXPLOSIONS IN UNDERGROUND WORKINGS
摘要
申请公布号	GB8905492(D0)	申请公布日期	1989.04.19
申请号	GB19890005492	申请日期	1989.03.10
申请人	TRAUTWEIN, HANSJORG	发明人
分类号	E21F5/14;(IPC1-7):E21F5/14	主分类号	E21F5/14
代理机构		代理人
主权项
地址

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