Perfectionnements aux appareils à chauffage électrique,申请号FRD682542-传众专利搜索

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发明名称	Perfectionnements aux appareils à chauffage électrique
摘要
申请公布号	FR682542(A)	申请公布日期	1930.05.28
申请号	FRD682542	申请日期	1929.10.01
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	H05B3/50	主分类号	H05B3/50
代理机构		代理人
主权项
地址

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