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发明名称
PIPELINE PIG LAUNCHER
摘要
申请公布号
GB8622466(D0)
申请公布日期
1986.10.22
申请号
GB19860022466
申请日期
1986.09.18
申请人
BRITISH PETROLEUM CO PLC;SEANOR ENG, A S
发明人
分类号
F16L55/46
主分类号
F16L55/46
代理机构
代理人
主权项
地址
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