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经营范围
发明名称
Installation électrique de signalisation.
摘要
申请公布号
CH287048(A)
申请公布日期
1952.11.15
申请号
CHD287048
申请日期
1947.08.05
申请人
STANDARD TELEPHONE ET RADIO S.A.
发明人
S.A. STANDARD TELEPHONE ET RADIO
分类号
H02J13/00
主分类号
H02J13/00
代理机构
代理人
主权项
地址
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