DEVICE FOR DETECTING PAUSES IN TELEPHONE SIGNAL,申请号SU19772495468-传众专利搜索

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发明名称	DEVICE FOR DETECTING PAUSES IN TELEPHONE SIGNAL
摘要
申请公布号	SU634467(A1)	申请公布日期	1978.11.25
申请号	SU19772495468	申请日期	1977.05.10
申请人	ABRAMENKO BORIS S,SU;NEMUDRUK LEONID N,SU;DOMOKUR ALEKSANDR ,SU;GORSHKOV VLADIMIR P,SU	发明人	ABRAMENKO BORIS S,SU;NEMUDRUK LEONID N,SU;DOMOKUR ALEKSANDR ,SU;GORSHKOV VLADIMIR P,SU
分类号	H04M3/22;(IPC1-7):H04J6/02	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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