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经营范围
发明名称
Inflatable pipe plug.
摘要
申请公布号
GB2289513(A)
申请公布日期
1995.11.22
申请号
GB19940009416
申请日期
1994.05.11
申请人
* BRITISH GAS PLC
发明人
ROBERT NEIL * BENNETT;ANTHONY DENNIS * ELGAR;BRIAN THOMAS * SALES
分类号
F16L55/12;E03B7/09;E03F7/02;F16L55/134;(IPC1-7):F16L55/132
主分类号
F16L55/12
代理机构
代理人
主权项
地址
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