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发明名称
Method and device for modifying the flow in a sewer.
摘要
申请公布号
EP0246562(B2)
申请公布日期
1994.08.10
申请号
EP19870107016
申请日期
1987.05.14
申请人
OSKAR VOLLMAR GMBH
发明人
FAHRNER, HEINZ
分类号
B08B17/02;E03F7/00;(IPC1-7):E03F7/00
主分类号
B08B17/02
代理机构
代理人
主权项
地址
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