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发明名称
Installation téléphonique automatique.
摘要
申请公布号
CH289854(A)
申请公布日期
1953.03.31
申请号
CHD289854
申请日期
1947.02.21
申请人
STANDARD TELEPHONE ET RADIO S. A.
发明人
STANDARD TELEPHONE ET RADIO S. A.
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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