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发明名称
Disposition et couplage pour l'appel de sélection de plusieurs téléscripteurs raccordés à une ligne
摘要
申请公布号
FR714742(A)
申请公布日期
1931.11.27
申请号
FRD714742
申请日期
1931.04.03
申请人
SIEMENS & HALSKE AKTIEN-GESELLSCHAFT
发明人
分类号
H04L12/40
主分类号
H04L12/40
代理机构
代理人
主权项
地址
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