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发明名称
Dispositivo borrador electromecánico
摘要
申请公布号
ES24685(U)
申请公布日期
1950.11.16
申请号
ES19850000246U
申请日期
1950.10.13
申请人
TRABAL ELÍAS, EMILIO
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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