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发明名称
VERFAHREN UND VORRICHTUNG ZUM KONTURGENAUEN MASCHINELLEN VORTRIEB VON IM QUERSCHNITT UNTERSCHIEDLICHEN STRECKEN DES UNTERTAEGIGEN BERGBAUS
摘要
申请公布号
DE2726445(A1)
申请公布日期
1978.12.14
申请号
DE19772726445
申请日期
1977.06.11
申请人
BOCHUMER EISENHUETTE HEINTZMANN GMBH & CO
发明人
BOHNES,KARLHEINZ,DIPL.-ING.;GUSE,KUNO
分类号
E21D9/10;E21D9/11;(IPC1-7):E21D9/10
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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