DEVICE FOR PROTECTING SYYMMETRICAL COMMUNICATION CABLE CIRCUITS,申请号SU19904809421-传众专利搜索

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发明名称	DEVICE FOR PROTECTING SYYMMETRICAL COMMUNICATION CABLE CIRCUITS
摘要
申请公布号	SU1757107(A1)	申请公布日期	1992.08.23
申请号	SU19904809421	申请日期	1990.04.02
申请人	LE I INZHENEROV ZHELEZNODOROZ	发明人	KOSHELEV ALEKSANDR P,SU;MASHKOV SERGEJ V,SU;STEPANOV VITALIJ G,SU;LISOVSKIJ MARAT P,SU;BELYAEV NIKOLAJ M,SU
分类号	H04B3/28	主分类号	H04B3/28
代理机构		代理人
主权项
地址

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