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发明名称
COMMUNICATIONS SYSTEM
摘要
申请公布号
GB2149626(B)
申请公布日期
1988.02.17
申请号
GB19840027131
申请日期
1984.10.26
申请人
* OTIS ELEVATOR COMPANY
发明人
BERTRAM F * KUPERSMITH;JULIAN H * SHULL;GARY G * FULL;GREGORY A * SCHIENDA
分类号
H04L5/16;H04L12/40;H04Q9/00;(IPC1-7):H04L11/16
主分类号
H04L5/16
代理机构
代理人
主权项
地址
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