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发明名称
MEANS FOR GUIDING A COAL-GETTING MACHINE IN UNDERGROUND MINE WORKINGS
摘要
申请公布号
GB1553086(A)
申请公布日期
1979.09.19
申请号
GB19760045157
申请日期
1976.10.29
申请人
KLOCKNER-WERKE AG
发明人
分类号
E21C29/14;E21C35/12;(IPC1-7):E21C29/14
主分类号
E21C29/14
代理机构
代理人
主权项
地址
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