échangeur de chaleur,申请号FRD62677-传众专利搜索

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发明名称	échangeur de chaleur
摘要
申请公布号	FR62677(E)	申请公布日期	1955.06.16
申请号	FRD62677	申请日期	1952.04.07
申请人		发明人	HUET ANDRE
分类号	F28F9/08;F28F19/00	主分类号	F28F9/08
代理机构		代理人
主权项
地址

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