INTERMEDIATE FREQUENCY COUPLING NETWORK HAVING A SHARPLY TUNED SOUND CARRIER CANCELLATION TRAP INDUCTIVELY COUPLED TO THE INPUT CIRCUIT,申请号USD3487339-传众专利搜索

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发明名称	INTERMEDIATE FREQUENCY COUPLING NETWORK HAVING A SHARPLY TUNED SOUND CARRIER CANCELLATION TRAP INDUCTIVELY COUPLED TO THE INPUT CIRCUIT
摘要
申请公布号	US3487339(A)	申请公布日期	1969.12.30
申请号	USD3487339	申请日期	1967.01.04
申请人	RCA CORP.	发明人	DAL FRANK GRIEPENTROG
分类号	H04N5/44;(IPC1-7):H01H7/10	主分类号	H04N5/44
代理机构		代理人
主权项
地址

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