DATA TRANSMISSION SYSTEM,申请号GB19750014122-传众专利搜索

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发明名称	DATA TRANSMISSION SYSTEM
摘要
申请公布号	GB1494233(A)	申请公布日期	1977.12.07
申请号	GB19750014122	申请日期	1975.04.07
申请人	IBM CORP	发明人
分类号	H04J3/00;H04J3/02;H04J3/06;H04J3/07;H04Q11/04;(IPC1-7):H04J3/08	主分类号	H04J3/00
代理机构		代理人
主权项
地址

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