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发明名称
PIPELINE REPAIR SYSTEM
摘要
申请公布号
GB8819241(D0)
申请公布日期
1988.09.14
申请号
GB19880019241
申请日期
1988.08.12
申请人
CAMERON IRON WORKS USA INC
发明人
分类号
F16L1/26;F16L55/16;(IPC1-7):F16L/
主分类号
F16L1/26
代理机构
代理人
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