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经营范围
发明名称
FREMGANGSMAATE FOR SIGNALOVERFOERING.
摘要
申请公布号
NO883049(A)
申请公布日期
1989.01.10
申请号
NO19880003049
申请日期
1988.07.07
申请人
BBC BROWN BOVERI AG
发明人
BRAUN, WALTER;HABERMANN, JOACHIM
分类号
H04L7/033;(IPC1-7):H04L/
主分类号
H04L7/033
代理机构
代理人
主权项
地址
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