INSTRUMENTO TELEFONICO DE MULTIPLAS LINHAS,申请号BR19810002533-传众专利搜索

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发明名称	INSTRUMENTO TELEFONICO DE MULTIPLAS LINHAS
摘要
申请公布号	BR8102533(A)	申请公布日期	1982.01.05
申请号	BR19810002533	申请日期	1981.04.27
申请人	INT STANDARD ELECTRIC CORP	发明人	DAVIS J
分类号	H04Q3/58;H04M9/00;(IPC1-7):H04Q1/39	主分类号	H04Q3/58
代理机构		代理人
主权项
地址

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