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发明名称
Wandernder Grubenausbau
摘要
申请公布号
DE1088000(B)
申请公布日期
1960.09.01
申请号
DE1954K020968
申请日期
1954.01.30
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
SCHMID DR.-ING. FRANZ
分类号
E21D17/01;E21D23/00;E21D23/06
主分类号
E21D17/01
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代理人
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