Radio receiving circuit,申请号US19280264305-传众专利搜索

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发明名称	Radio receiving circuit
摘要
申请公布号	US1934412(A)	申请公布日期	1933.11.07
申请号	US19280264305	申请日期	1928.03.24
申请人	BELL TELEPHONE LABORATORIES, INC.	发明人	ENGLUND CARL R.
分类号	H01Q19/24	主分类号	H01Q19/24
代理机构		代理人
主权项
地址

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