échangeur thermique à ailettes,申请号FR19660065521-传众专利搜索

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发明名称	échangeur thermique à ailettes
摘要
申请公布号	FR90207(E)	申请公布日期	1967.11.03
申请号	FR19660065521	申请日期	1966.06.15
申请人	SOCIETE ANONYME FRANCAISE DU FERODO	发明人
分类号	F28D1/04;F28F1/28;F28F1/32	主分类号	F28D1/04
代理机构		代理人
主权项
地址

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