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发明名称
Vorzugsweise durch ein Zugmittel bewegtes Hobelgeraet fuer Kohle und andere Mineralien
摘要
申请公布号
DE964312(C)
申请公布日期
1957.05.23
申请号
DE1943P001900D
申请日期
1943.09.28
申请人
STEINKOHLENBERGBAUVEREIN
发明人
GREBE KONRAD
分类号
E21C27/34
主分类号
E21C27/34
代理机构
代理人
主权项
地址
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