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发明名称
Botón con centro rcambiable para joyería y bisutería.
摘要
申请公布号
ES23742(Y)
申请公布日期
1951.01.16
申请号
ES19420000237U
申请日期
1950.06.23
申请人
QUERA COLL, LUIS
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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