DEVICE FOR DETECTING TELEPHONE SIGNAL,申请号SU19843813584-传众专利搜索

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发明名称	DEVICE FOR DETECTING TELEPHONE SIGNAL
摘要
申请公布号	SU1229977(A2)	申请公布日期	1986.05.07
申请号	SU19843813584	申请日期	1984.11.15
申请人	VNII ZHELEZNODOROZHNOGO TRANSPORTA	发明人	MOLVER EFIM I,SU
分类号	H04M9/10;(IPC1-7):H04M9/10	主分类号	H04M9/10
代理机构		代理人
主权项
地址

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