DEVICE FOR SUPPORTING A DRIFT IN A MINE,申请号GB19760042125-传众专利搜索

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发明名称	DEVICE FOR SUPPORTING A DRIFT IN A MINE
摘要
申请公布号	GB1551856(A)	申请公布日期	1979.09.05
申请号	GB19760042125	申请日期	1976.10.11
申请人	VER.OEST.EISEN-UND STAHLWERKEALPINE MONTAN AG	发明人
分类号	E21D11/40;(IPC1-7):B66C23/18	主分类号	E21D11/40
代理机构		代理人
主权项
地址

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