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发明名称
Perfectionnements aux relais électriques
摘要
申请公布号
FR952080(A)
申请公布日期
1949.11.09
申请号
FRD952080
申请日期
1947.08.14
申请人
THE UNION SWITCH AND SIGNAL COMPANY
发明人
分类号
H01H50/24
主分类号
H01H50/24
代理机构
代理人
主权项
地址
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