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发明名称
Coal winning apparatus consisting of a plough which is guided on a conveyor
摘要
申请公布号
GB918503(A)
申请公布日期
1963.02.13
申请号
GB19590041285
申请日期
1959.12.04
申请人
GEWERKSCHAFT EISENHUTTE WESTFALIA
发明人
DOMMANN GUNTHER
分类号
E21C29/16
主分类号
E21C29/16
代理机构
代理人
主权项
地址
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