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发明名称
Startrohr und Verfahren zum grabenlosen Verlegen von Rohrleitungen
摘要
申请公布号
DE19756421(C2)
申请公布日期
2000.05.18
申请号
DE19971056421
申请日期
1997.12.18
申请人
TRACTO-TECHNIK PAUL SCHMIDT SPEZIALMASCHINEN KG
发明人
BRAHLER, CHRIS;SCHWAGER, MIKE
分类号
E21B7/04;(IPC1-7):F16L1/028
主分类号
E21B7/04
代理机构
代理人
主权项
地址
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