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发明名称
Dispositif pour supprimer le reflux de chaleur d'un échangeur de chaleur
摘要
申请公布号
FR1399289(A)
申请公布日期
1965.05.14
申请号
FR19640979117
申请日期
1964.06.22
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
F25B21/02
主分类号
F25B21/02
代理机构
代理人
主权项
地址
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