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发明名称
Dispositivo de montaje de teclado en los acordeones y similares
摘要
申请公布号
ES39913(U)
申请公布日期
1954.02.16
申请号
ES19130000399U
申请日期
1954.01.13
申请人
RODRÍGUEZ HERNÁNDEZ, VALENTÍN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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