Improvements in carrier wave receiving apparatus,申请号GB19380028531-传众专利搜索

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发明名称	Improvements in carrier wave receiving apparatus
摘要
申请公布号	GB519786(A)	申请公布日期	1940.04.05
申请号	GB19380028531	申请日期	1938.09.30
申请人	LEON LADISLAS DE KRAMOLIN	发明人
分类号	H03F1/36;H04R3/00	主分类号	H03F1/36
代理机构		代理人
主权项
地址

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