Perfectionnements apportés aux radiateurs de chauffage,申请号FRD693628-传众专利搜索

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发明名称	Perfectionnements apportés aux radiateurs de chauffage
摘要
申请公布号	FR693628(A)	申请公布日期	1930.11.22
申请号	FRD693628	申请日期	1930.04.10
申请人	DIETRICH ET COMPAGNIE	发明人
分类号	F28D1/053	主分类号	F28D1/053
代理机构		代理人
主权项
地址

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