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发明名称
Dispositivo expositor perfeccionado
摘要
申请公布号
ES62934(U)
申请公布日期
1957.12.16
申请号
ES19340000629U
申请日期
1957.11.29
申请人
QUEROL FERRER, RAMÓN
发明人
分类号
主分类号
代理机构
代理人
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