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经营范围
发明名称
Air diffuser
摘要
申请公布号
US3122087(A)
申请公布日期
1964.02.25
申请号
US19600061918
申请日期
1960.10.11
申请人
CHARLES DEMUTH & SONS, INC.
发明人
DEMUTH CLARMORE T.;DEMUTH ARMINIUS S.
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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