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经营范围
发明名称
Adjustable grille
摘要
申请公布号
US2630053(A)
申请公布日期
1953.03.03
申请号
US19500185954
申请日期
1950.09.21
申请人
BARBER-COLMAN COMPANY
发明人
KENNEDY WALTER W.
分类号
F24F13/075
主分类号
F24F13/075
代理机构
代理人
主权项
地址
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