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发明名称
Diaphragm valve
摘要
申请公布号
US3310281(A)
申请公布日期
1967.03.21
申请号
US19650508128
申请日期
1965.11.16
申请人
GRINNELL CORPORATION
发明人
BOTELER HENRY W.
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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