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发明名称
Dispositif permettant d'obtenir la synchronisation ou l'alternance dans la distribution de courant électrique
摘要
申请公布号
FR944189(A)
申请公布日期
1949.03.29
申请号
FRD944189
申请日期
1947.03.31
申请人
发明人
CARBONNEL HENRI
分类号
B61L5/18
主分类号
B61L5/18
代理机构
代理人
主权项
地址
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