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经营范围
发明名称
Air damper valve
摘要
An air damper having a plurality of blades of the opposed blade type is provided wherein such damper provides substantially uniform air flow distribution throughout the flow area of such damper.
申请公布号
US4241647(A)
申请公布日期
1980.12.30
申请号
US19790067853
申请日期
1979.08.20
申请人
DAYCO CORP
发明人
HERR, LEROY E
分类号
F24F13/14;(IPC1-7):F24F13/14
主分类号
F24F13/14
代理机构
代理人
主权项
地址
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