Perfectionnements aux échangeurs de chaleur à ailettes,申请号FRD936140-传众专利搜索

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发明名称	Perfectionnements aux échangeurs de chaleur à ailettes
摘要
申请公布号	FR936140(A)	申请公布日期	1948.07.09
申请号	FRD936140	申请日期	1946.11.15
申请人		发明人	HUET ANDRE
分类号	F28F1/20	主分类号	F28F1/20
代理机构		代理人
主权项
地址

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