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发明名称
Téléphone automatique
摘要
申请公布号
FR1126455(A)
申请公布日期
1956.11.23
申请号
FRD1126455
申请日期
1955.03.22
申请人
TELEFONAKTIEBOLAGET L. M. ERICSSON
发明人
分类号
H04M3/54;H04Q3/00;H04Q3/42;(IPC1-7):H04M/
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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