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发明名称
Aparato prolongador para televisión
摘要
申请公布号
ES163533(U)
申请公布日期
1971.03.01
申请号
ES19700163533U
申请日期
1970.11.21
申请人
Ferre Oliva, Ricardo
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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