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发明名称
Rueckzylinder, durch welchen ein Foerderer dem fortschreitenden Abbau nachgerueckt wird
摘要
申请公布号
DE879242(C)
申请公布日期
1953.06.11
申请号
DE1950G004889
申请日期
1950.12.23
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
ROESLER WULFF DIPL.-ING.
分类号
E21F13/08
主分类号
E21F13/08
代理机构
代理人
主权项
地址
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