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经营范围
发明名称
DATA TRANSMISSION SYSTEM
摘要
PURPOSE:To achieve a highly dependable data transmission system by actuating transmission switching element prior to data transmission and by confirming the circuit.
申请公布号
JPS52129213(A)
申请公布日期
1977.10.29
申请号
JP19760045869
申请日期
1976.04.22
申请人
NIPPON SIGNAL CO LTD
发明人
UMAWATARI SHIYUNICHI
分类号
H04L1/00;H04L1/24;H04L29/14
主分类号
H04L1/00
代理机构
代理人
主权项
地址
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