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经营范围
发明名称
Loudspeaker
摘要
申请公布号
GB9814324(D0)
申请公布日期
1998.09.02
申请号
GB19980014324
申请日期
1998.07.03
申请人
NEW TRANSDUCERS LIMITED
发明人
分类号
G06F;H04R
主分类号
G06F
代理机构
代理人
主权项
地址
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