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发明名称
Adjustable louver ventilator
摘要
申请公布号
US2589529(A)
申请公布日期
1952.03.18
申请号
US19510215769
申请日期
1951.03.15
申请人
BOWERS ERIC F
发明人
BOWERS ERIC F.
分类号
F24F13/08
主分类号
F24F13/08
代理机构
代理人
主权项
地址
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