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发明名称
Multiplicador simplificado de velocidade adaptável à bicicleta comum
摘要
申请公布号
BR9305042(A)
申请公布日期
1995.08.01
申请号
BR1993PI05042
申请日期
1993.12.07
申请人
COSTA BOAVENTURA IVAN
发明人
BOAVENTURA IVAN COSTA
分类号
B62M25/06;(IPC1-7):B62M25/06
主分类号
B62M25/06
代理机构
代理人
主权项
地址
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