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发明名称
摘要
申请公布号
DE2208478(C3)
申请公布日期
1981.02.12
申请号
DE19722208478
申请日期
1972.02.23
申请人
INTERNATIONAL BUSINESS MACHINES CORP., ARMONK, N.Y. (V.ST.A.)
发明人
KLOSE, ULRICH KONRAD WILHELM, LIDINGOE (SCHWEDEN)
分类号
H04L5/14;(IPC1-7):H04L5/04;H04L25/00
主分类号
H04L5/14
代理机构
代理人
主权项
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