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发明名称
Loudspeaker with a stiffening element
摘要
申请公布号
GB0708593(D0)
申请公布日期
2007.06.13
申请号
GB20070008593
申请日期
2007.05.03
申请人
PSS BELGIUM NV
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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