DATA TRANSMISSION SYSTEM,申请号GB19780015488-传众专利搜索

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发明名称	DATA TRANSMISSION SYSTEM
摘要
申请公布号	GB1563385(A)	申请公布日期	1980.03.26
申请号	GB19780015488	申请日期	1978.04.19
申请人	IBM CORP	发明人
分类号	H04L27/22;H04L27/227;(IPC1-7):H04L27/22;H04L7/02	主分类号	H04L27/22
代理机构		代理人
主权项
地址

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