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发明名称
ROOM COOLING APPARATUS
摘要
申请公布号
CA367770(A)
申请公布日期
1937.08.03
申请号
CAD367770
申请日期
申请人
THE HOOVER COMPANY
发明人
RUDOLPH S. NELSON
分类号
主分类号
代理机构
代理人
主权项
地址
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