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经营范围
发明名称
AURICULAR ESTEREOFONICO PERFECCIONADO.
摘要
申请公布号
ES162596(Y)
申请公布日期
1971.07.16
申请号
ES19700162596U
申请日期
1970.10.22
申请人
BORGUNO CLUA;GASSO BOSCH
发明人
分类号
H04R
主分类号
H04R
代理机构
代理人
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