Refrigeration,申请号US19340752616-传众专利搜索

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发明名称	Refrigeration
摘要
申请公布号	US2069840(A)	申请公布日期	1937.02.09
申请号	US19340752616	申请日期	1934.11.12
申请人	SERVEL, INC.	发明人	LENNING ALVAR
分类号	F25B17/00	主分类号	F25B17/00
代理机构		代理人
主权项
地址

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