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经营范围
发明名称
Evaporative cooler
摘要
申请公布号
US2278242(A)
申请公布日期
1942.03.31
申请号
US19400372101
申请日期
1940.12.28
申请人
GENERAL ELECTRIC COMPANY
发明人
CHAPMAN ROBERT L.
分类号
F28D5/02
主分类号
F28D5/02
代理机构
代理人
主权项
地址
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