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经营范围
发明名称
Dispositivo avisador para aspiradores de polvo
摘要
申请公布号
ES42525(Y)
申请公布日期
1956.08.16
申请号
ES19250000425U
申请日期
1954.06.12
申请人
ADRA MERCADER, JUAN
发明人
分类号
主分类号
代理机构
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