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发明名称
GATE VALVES
摘要
申请公布号
GB8333852(D0)
申请公布日期
1984.02.01
申请号
GB19830033852
申请日期
1983.12.20
申请人
HOPKINSONS LTD
发明人
分类号
F16K3/02;F16K39/04
主分类号
F16K3/02
代理机构
代理人
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