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发明名称
DOUBLE-WALLED CORRUGATED PIPE
摘要
申请公布号
EP1616122(A1)
申请公布日期
2006.01.18
申请号
EP20040726993
申请日期
2004.04.13
申请人
DROSSBACH GMBH & CO. KG
发明人
HETZNER, CLAUS;KELLNER, MICHAEL
分类号
F16L9/18;(IPC1-7):F16L9/18
主分类号
F16L9/18
代理机构
代理人
主权项
地址
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