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发明名称
Heat pump system
摘要
申请公布号
US2241070(A)
申请公布日期
1941.05.06
申请号
US19390284742
申请日期
1939.07.15
申请人
GENERAL ELECTRIC COMPANY
发明人
MCLENEGAN DAVID W.
分类号
F24F3/00;F25B13/00
主分类号
F24F3/00
代理机构
代理人
主权项
地址
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