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发明名称
Elemento reforzado para la obtención de pantallas de lámparas
摘要
申请公布号
ES61690(U)
申请公布日期
1957.10.01
申请号
ES19900000616U
申请日期
1957.09.07
申请人
LAGO S.L
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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