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经营范围
发明名称
Perfectionnements aux relais différentiels avec transformateur
摘要
申请公布号
FR1312413(A)
申请公布日期
1962.12.21
申请号
FR19600824625
申请日期
1960.04.15
申请人
发明人
KESL KAREL
分类号
H01H71/32
主分类号
H01H71/32
代理机构
代理人
主权项
地址
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