发明名称 Fan accessory for heater
摘要 A fan accessory for recovering heated air generated by a heater in which ambient and heated air are induced to enter inlets into a housing, are blended within the housing, and are directed from the housing into an area to be heated.
申请公布号 US4390005(A) 申请公布日期 1983.06.28
申请号 US19820365594 申请日期 1982.04.05
申请人 PORTER, DONALD G. 发明人 PORTER, DONALD G.
分类号 F24H3/02;(IPC1-7):F24H3/02 主分类号 F24H3/02
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