DEVICE FOR INTERFACING FOUR-WIRE AND TWO-WIRE TELEPHONE LINES,申请号SU19894629726-传众专利搜索

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发明名称	DEVICE FOR INTERFACING FOUR-WIRE AND TWO-WIRE TELEPHONE LINES
摘要
申请公布号	SU1617659(A1)	申请公布日期	1990.12.30
申请号	SU19894629726	申请日期	1989.01.02
申请人	MILVIDSKIJ ROMAN K,SU;SLAVIN ZYAMA M,SU;KOSHELEV VSEVOLOD K,SU;GATKER MARIYA B,SU	发明人	MILVIDSKIJ ROMAN K,SU;SLAVIN ZYAMA M,SU;KOSHELEV VSEVOLOD K,SU;GATKER MARIYA B,SU
分类号	H04M9/08	主分类号	H04M9/08
代理机构		代理人
主权项
地址

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