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发明名称
Double-adjustable grille
摘要
申请公布号
US3390625(A)
申请公布日期
1968.07.02
申请号
US19660581638
申请日期
1966.09.23
申请人
BARBER-COLMAN COMPANY
发明人
MAXSON DALE E.
分类号
F24F13/075
主分类号
F24F13/075
代理机构
代理人
主权项
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