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发明名称
VERFAHREN UND GERAET ZUM ERWEITERN VON TUNNELN.
摘要
申请公布号
AT100176(T)
申请公布日期
1994.01.15
申请号
AT19890104960T
申请日期
1989.03.20
申请人
ING. GIOVANNI RODIO & C. IMPRESA COSTRUZIONI SPECIALI S.P.A.
发明人
VOLPE, ANTONIO;CASAGRANDE, BRUNO
分类号
E21D9/00;(IPC1-7):E21D9/00
主分类号
E21D9/00
代理机构
代理人
主权项
地址
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