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经营范围
发明名称
Système électronique de commutation
摘要
申请公布号
FR1311501(A)
申请公布日期
1962.12.07
申请号
FR19610881079
申请日期
1961.12.06
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
分类号
H04Q11/04
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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