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发明名称
Pasador elástico para archivadores y libros de hojas cambiables.
摘要
申请公布号
ES21274(U)
申请公布日期
1949.12.01
申请号
ES19740000212U
申请日期
1949.10.29
申请人
COLLADO ALVAREZ, JOSÉ MARÍA
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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