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发明名称
Bastidor porta-negativos perfeccionado, para ampliadoras fotográficas
摘要
申请公布号
ES66587(U)
申请公布日期
1958.07.16
申请号
ES19870000665U
申请日期
1958.05.30
申请人
PÉREZ SENTENERO, ANTONIO
发明人
分类号
主分类号
代理机构
代理人
主权项
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