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发明名称
Improvements in or relating to start-stop telegraph systems
摘要
申请公布号
GB913981(A)
申请公布日期
1962.12.28
申请号
GB19610032221
申请日期
1961.09.07
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H04L12/26;H04L25/04
主分类号
H04L12/26
代理机构
代理人
主权项
地址
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