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发明名称
Diaphragm valve
摘要
申请公布号
GB917719(A)
申请公布日期
1963.02.06
申请号
GB19590030592
申请日期
1959.09.08
申请人
GRINNELL CORPORATION
发明人
分类号
F16K7/12
主分类号
F16K7/12
代理机构
代理人
主权项
地址
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