Perfectionnements aux arrangements de circuits pour discriminateurs de fréquence,申请号FRD951695-传众专利搜索

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发明名称	Perfectionnements aux arrangements de circuits pour discriminateurs de fréquence
摘要
申请公布号	FR951695(A)	申请公布日期	1949.11.02
申请号	FRD951695	申请日期	1947.08.07
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED	发明人
分类号	H03D3/16;H03J7/04	主分类号	H03D3/16
代理机构		代理人
主权项
地址

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