Automatic electric fluid heating and cooling system,申请号US19440539965-传众专利搜索

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发明名称	Automatic electric fluid heating and cooling system
摘要
申请公布号	US2450478(A)	申请公布日期	1948.10.05
申请号	US19440539965	申请日期	1944.06.12
申请人	JOHNSON PAUL A	发明人	JOHNSON PAUL A.
分类号	F24D5/00	主分类号	F24D5/00
代理机构		代理人
主权项
地址

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