DEVICE FOR AUTOMATIC MONITORING OF AMPLITUDE-FREQUENCY AND AMPLITUDE CHARACTERISTICS OF VOICE-FREQUENCY CHANNELS,申请号SU19782680693-传众专利搜索

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发明名称	DEVICE FOR AUTOMATIC MONITORING OF AMPLITUDE-FREQUENCY AND AMPLITUDE CHARACTERISTICS OF VOICE-FREQUENCY CHANNELS
摘要
申请公布号	SU794738(A1)	申请公布日期	1981.01.07
申请号	SU19782680693	申请日期	1978.10.25
申请人	KB ELEKTROTEKHNICHESKIJ I SVYAZI	发明人	BRAJNINA IRINA S,SU;KORNILOV IVAN ,SU;KRUKHMALEV VLADIMIR V,SU;FROLOV ANANIJ P,SU
分类号	H04B3/46;(IPC1-7):H04B3/46	主分类号	H04B3/46
代理机构		代理人
主权项
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