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发明名称
Perfectionnements aux distributions d'heure par courants alternatifs
摘要
申请公布号
FR43526(E)
申请公布日期
1934.06.23
申请号
FRD43526
申请日期
1933.02.01
申请人
ATELIERS BRILLIE FRERES
发明人
分类号
G04C15/00
主分类号
G04C15/00
代理机构
代理人
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