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发明名称
Indicateur de vitesse moyenne pour véhicules
摘要
申请公布号
FR1090021(A)
申请公布日期
1955.03.25
申请号
FRD1090021
申请日期
1953.08.25
申请人
发明人
COUGOUL HENRI
分类号
G01P11/00
主分类号
G01P11/00
代理机构
代理人
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