Reverse cycle heating and cooling system,申请号US19510236158-传众专利搜索

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发明名称	Reverse cycle heating and cooling system
摘要
申请公布号	US2664721(A)	申请公布日期	1954.01.05
申请号	US19510236158	申请日期	1951.07.11
申请人	INTAGLIATA DOMINIC T	发明人	INTAGLIATA DOMINIC T.
分类号	F25B13/00;F25B30/06	主分类号	F25B13/00
代理机构		代理人
主权项
地址

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