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发明名称
Rugged electroactive loudspeaker design
摘要
申请公布号
GB0320472(D0)
申请公布日期
2003.10.01
申请号
GB20030020472
申请日期
2003.09.02
申请人
1... LIMITED
发明人
分类号
H04R17/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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