Perfectionnements aux appareils chauffants haute fréquence,申请号FRD945117-传众专利搜索

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发明名称	Perfectionnements aux appareils chauffants haute fréquence
摘要
申请公布号	FR945117(A)	申请公布日期	1949.04.26
申请号	FRD945117	申请日期	1947.04.16
申请人	COMPAGNIE FRANCAISE THOMSON-HOUSTON	发明人
分类号	H05B6/78	主分类号	H05B6/78
代理机构		代理人
主权项
地址

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