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发明名称
AN IMPROVED VALVE TO CONTROL THE RATE OF FLUID FLOW THROUGH PIPES
摘要
申请公布号
EG17728(A)
申请公布日期
1991.06.30
申请号
EG19860000134
申请日期
1986.03.19
申请人
BOUGAINVILLE COPPER LIMITED
发明人
分类号
F16K29/00;(IPC1-7):F16K29/00
主分类号
F16K29/00
代理机构
代理人
主权项
地址
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