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发明名称
UNOS PERFECCIONAMIENTOS EN LOS VARIADORES PROGRESIVOS DE VELOCIDAD
摘要
申请公布号
ES232528(A3)
申请公布日期
1957.04.16
申请号
ES19280002325
申请日期
1956.12.13
申请人
TORENT SOSTRES, MANUEL
发明人
分类号
(IPC1-7):F16
主分类号
(IPC1-7):F16
代理机构
代理人
主权项
地址
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