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发明名称
Perfectionnements à un télérupteur retardé électromagnétiquement
摘要
申请公布号
FR982859(A)
申请公布日期
1951.06.15
申请号
FRD982859
申请日期
1949.03.12
申请人
ANSALDO S. A.
发明人
分类号
H01H47/18
主分类号
H01H47/18
代理机构
代理人
主权项
地址
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