DEVICE FOR GUIDING A MINING MACHINE,申请号GB19910021644-传众专利搜索

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发明名称	DEVICE FOR GUIDING A MINING MACHINE
摘要
申请公布号	GB9121644(D0)	申请公布日期	1991.11.27
申请号	GB19910021644	申请日期	1991.10.11
申请人	HALBACH & BRAUN INDUSTRIEANLAGEN	发明人
分类号	E21C35/12;E21C29/06	主分类号	E21C35/12
代理机构		代理人
主权项
地址

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