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发明名称
EVAPORATIVE COOLER
摘要
申请公布号
CA414774(A)
申请公布日期
1943.08.24
申请号
CAD414774
申请日期
申请人
NIAGARA BLOWER COMPANY
发明人
CHARLES N. DEVERALL
分类号
主分类号
代理机构
代理人
主权项
地址
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