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发明名称
Abridor para precintos y correspondencia
摘要
申请公布号
ES31166(U)
申请公布日期
1952.06.16
申请号
ES19660000311U
申请日期
1952.05.17
申请人
MAS LLEDÓ, MANUEL
发明人
分类号
主分类号
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