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发明名称
Flow restricting valve for oiling systems
摘要
申请公布号
US2385798(A)
申请公布日期
1945.10.02
申请号
US19420469175
申请日期
1942.12.16
申请人
DAVIS ERNEST W
发明人
DAVIS ERNEST W.
分类号
F16N27/00
主分类号
F16N27/00
代理机构
代理人
主权项
地址
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