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发明名称
DISPOSITIVO PARA MEJORA DE LA AUDICION EN PERSONAS CON MINUSVALIA
摘要
申请公布号
ES1065570(Y)
申请公布日期
2007.12.16
申请号
ES20070001118U
申请日期
2007.05.25
申请人
GUTIERREZ LOPEZ IRMA
发明人
GUTIERREZ LOPEZ IRMA
分类号
H04R25/02
主分类号
H04R25/02
代理机构
代理人
主权项
地址
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