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发明名称
Valve
摘要
申请公布号
US2280499(A)
申请公布日期
1942.04.21
申请号
US19400337160
申请日期
1940.05.25
申请人
SUN OIL COMPANY
发明人
PERKINS HOLLOWAY WARDLOW
分类号
F16K41/10
主分类号
F16K41/10
代理机构
代理人
主权项
地址
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