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发明名称
Dispositif simplifié de commande de frein par contre-pédalage dans les bicyclettes, tandems ou similaires
摘要
申请公布号
FR55349(E)
申请公布日期
1952.01.02
申请号
FRD55349
申请日期
1947.04.18
申请人
发明人
MATHOULIN JEAN
分类号
B62L5/00
主分类号
B62L5/00
代理机构
代理人
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