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经营范围
发明名称
Air cooling system
摘要
申请公布号
US2730341(A)
申请公布日期
1956.01.10
申请号
US19530361949
申请日期
1953.06.16
申请人
ROE OLIVER W
发明人
ROE OLIVER W.
分类号
F24F6/06
主分类号
F24F6/06
代理机构
代理人
主权项
地址
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