Auf mehrere Wellenbereiche umschaltbarer Empfaenger,申请号DE193801R1176D-传众专利搜索

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发明名称	Auf mehrere Wellenbereiche umschaltbarer Empfaenger
摘要
申请公布号	DE691493(C)	申请公布日期	1940.05.28
申请号	DE193801R1176D	申请日期	1938.01.01
申请人	RADIO CORPORATION OF AMERICA	发明人	REID JOHN DRYSDALE
分类号	H03J3/28	主分类号	H03J3/28
代理机构		代理人
主权项
地址

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