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经营范围
发明名称
Controlled power operated diffuser
摘要
申请公布号
US2558329(A)
申请公布日期
1951.06.26
申请号
US19460709451
申请日期
1946.11.13
申请人
AIRKEM, INC.
发明人
ABBOTT FURMAN S.
分类号
F24F3/14
主分类号
F24F3/14
代理机构
代理人
主权项
地址
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