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发明名称
GATE VALVE
摘要
申请公布号
GB1549537(A)
申请公布日期
1979.08.08
申请号
GB19770050037
申请日期
1977.12.01
申请人
UNITED TECHN CORP
发明人
分类号
F16K27/04;(IPC1-7):F16K27/04;F16K3/18
主分类号
F16K27/04
代理机构
代理人
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