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发明名称
STOPPING LEAKS IN PICES
摘要
申请公布号
GB2027840(B)
申请公布日期
1982.08.04
申请号
GB19790028808
申请日期
1979.08.17
申请人
BRITISH GAS CORP
发明人
分类号
F16L55/168;(IPC1-7):F16L55/16
主分类号
F16L55/168
代理机构
代理人
主权项
地址
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