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发明名称
Armónica perfeccionada
摘要
申请公布号
ES33342(U)
申请公布日期
1952.12.01
申请号
ES19420000333U
申请日期
1952.11.10
申请人
FERNÁNDEZ MARTÍN, ALBERTO
发明人
分类号
主分类号
代理机构
代理人
主权项
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