Perfectionnements aux procédés et appareils pour transmissions radiophoniques,申请号FRD836147-传众专利搜索

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发明名称	Perfectionnements aux procédés et appareils pour transmissions radiophoniques
摘要
申请公布号	FR836147(A)	申请公布日期	1939.01.11
申请号	FRD836147	申请日期	1938.02.11
申请人	ELECTRONIC TELEVISION COMPANY LIMITED	发明人
分类号	H01J31/28	主分类号	H01J31/28
代理机构		代理人
主权项
地址

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