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发明名称
Fresh-air tempering means for building units
摘要
申请公布号
US2355469(A)
申请公布日期
1944.08.08
申请号
US19430496341
申请日期
1943.07.27
申请人
ROBERTSON EDWARD D
发明人
ROBERTSON EDWARD D.
分类号
F24F5/00
主分类号
F24F5/00
代理机构
代理人
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地址
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