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发明名称
扬声器
摘要
申请公布号
CN300830428D
申请公布日期
2008.09.17
申请号
CN200730154470.4
申请日期
2007.09.11
申请人
玛田音箱有限公司
发明人
J·D·贝尔德;C·J·斯托克斯
分类号
14-01
主分类号
14-01
代理机构
中国国际贸易促进委员会专利商标事务所
代理人
朱德强
主权项
地址
英国白金汉郡
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