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发明名称
Service conduits
摘要
申请公布号
GB2228777(B)
申请公布日期
1993.10.20
申请号
GB19900003182
申请日期
1990.02.13
申请人
* THAMES WATER UTILITIES LIMITED
发明人
JOHN * GILBERT
分类号
F16L55/00;G02B6/44;G02B6/50;H02G1/08;(IPC1-7):F16L55/16;F16L41/04
主分类号
F16L55/00
代理机构
代理人
主权项
地址
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