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发明名称
Dispositif de commutation sélective
摘要
申请公布号
FR1206755(A)
申请公布日期
1960.02.11
申请号
FRD1206755
申请日期
1958.05.07
申请人
TELECOMMUNICATIONS RADIO-ELECTRIQUES ET TELEPHONIQUES
发明人
分类号
H04Q5/00
主分类号
H04Q5/00
代理机构
代理人
主权项
地址
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