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发明名称
Device for the guidance of energy supply leads or hoses in automatic coal-winning machines
摘要
申请公布号
GB1028855(A)
申请公布日期
1966.05.11
申请号
GB19640031146
申请日期
1964.08.04
申请人
GEWERKSCHAFT EISENHUTTE WESTPALIA
发明人
分类号
E21C35/04;E21F17/04
主分类号
E21C35/04
代理机构
代理人
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地址
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