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发明名称
SISTEMA DE DiNAMO CON MULTIPLICACIoN DE VELOCIDAD PARA BICICLETAS, TANDEMS Y SIMILARES.
摘要
申请公布号
ES191318(A1)
申请公布日期
1950.04.01
申请号
ES19180001913
申请日期
1950.01.21
申请人
SOCIETE D'ETUDES ET RECHERCHES DES APPLICATIONS MECANIQUES ET ELECTRIQUES, S. L.
发明人
分类号
(IPC1-7):B62
主分类号
(IPC1-7):B62
代理机构
代理人
主权项
地址
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