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经营范围
发明名称
A PLASTICS WELL PIPE
摘要
申请公布号
EP0002294(B1)
申请公布日期
1981.02.11
申请号
EP19780200308
申请日期
1978.11.16
申请人
WAVIN B.V.
发明人
TER WIJLEN, HENDRIKUS
分类号
E02B11/00;E03B3/18;E21B43/08;F16L9/127;F16L9/18;F16L9/12;(IPC1-7):16L9/12;21B43/08;03B3/18
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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