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发明名称
PERFECCIONAMIENTOS EN APARATOS PARA EL CUIDADO DE PAVIMENTOS
摘要
申请公布号
ES250106(A1)
申请公布日期
1959.10.16
申请号
ES19060002501
申请日期
1959.06.12
申请人
HOOVER, LIMITED
发明人
分类号
(IPC1-7):A47;E01
主分类号
(IPC1-7):A47
代理机构
代理人
主权项
地址
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