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经营范围
发明名称
Fluid valve
摘要
申请公布号
GB780824(A)
申请公布日期
1957.08.07
申请号
GB19550017418
申请日期
1955.06.16
申请人
VALVAIR CORPORATION
发明人
分类号
F16K3/26
主分类号
F16K3/26
代理机构
代理人
主权项
地址
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