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发明名称
Kanalrohr, insbesondere Vortriebsrohr und Verfahren zu dessen Herstellung
摘要
申请公布号
DE502005004384(D1)
申请公布日期
2008.07.24
申请号
DE200550004384T
申请日期
2005.10.13
申请人
DW BETONROHRE GMBH
发明人
PASTORS, HOLGER
分类号
E03F3/04;E21B7/20;F16L41/14
主分类号
E03F3/04
代理机构
代理人
主权项
地址
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