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发明名称
TWO DIRECTIONAL DATA COMMUNICATIONS SYSTEM
摘要
申请公布号
EP0378400(A3)
申请公布日期
1992.12.23
申请号
EP19900300294
申请日期
1990.01.10
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
MATHIS, JOSEPH RICHARD;ROUSE, GERALD LAVELLE
分类号
H04L29/08;H04L29/06;(IPC1-7):H04L29/06
主分类号
H04L29/08
代理机构
代理人
主权项
地址
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