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发明名称
Tunnelbohrmaschine
摘要
申请公布号
DE29919505(U1)
申请公布日期
2001.03.22
申请号
DE1999219505U
申请日期
1999.11.05
申请人
WIRTH MASCHINEN- UND BOHRGERAETE-FABRIK GMBH
发明人
分类号
E21B4/18;E21D9/00;E21D9/06;E21D9/08;E21D9/087;(IPC1-7):E21D9/08;E21D9/10
主分类号
E21B4/18
代理机构
代理人
主权项
地址
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