Perfectionnement aux procédés de modulation de fréquence,申请号FRD912450-传众专利搜索

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发明名称	Perfectionnement aux procédés de modulation de fréquence
摘要
申请公布号	FR912450(A)	申请公布日期	1946.08.08
申请号	FRD912450	申请日期	1945.02.28
申请人	COMPAGNIE FRANCAISE THOMSON-HOUSTON	发明人
分类号	H03C3/34	主分类号	H03C3/34
代理机构		代理人
主权项
地址

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