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发明名称
Fluid flow control valves
摘要
申请公布号
GB938023(A)
申请公布日期
1963.09.25
申请号
GB19610033990
申请日期
1961.09.22
申请人
GRINNELL CORPORATION
发明人
分类号
F16K5/06;F16K5/20
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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