DUO-QUATERNARY DATA TRANSMISSION SYSTEM,申请号GB19690022721-传众专利搜索

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发明名称	DUO-QUATERNARY DATA TRANSMISSION SYSTEM
摘要
申请公布号	GB1270816(A)	申请公布日期	1972.04.19
申请号	GB19690022721	申请日期	1969.05.05
申请人	XEROX CORPORATION	发明人
分类号	H04L25/48;H04L25/497	主分类号	H04L25/48
代理机构		代理人
主权项
地址

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