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发明名称
Perfeccionamiento en la construcción de armazones para gafas, indistintamente para cristales al aire y monturas plásticas
摘要
申请公布号
ES39505(U)
申请公布日期
1957.06.01
申请号
ES19050000395U
申请日期
1953.11.21
申请人
MARTINEZ CALVO, TOMÁS
发明人
分类号
主分类号
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