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经营范围
发明名称
AUDIO SPEAKER SOUND SYSTEM
摘要
申请公布号
GB8702882(D0)
申请公布日期
1987.03.18
申请号
GB19870002882
申请日期
1987.02.10
申请人
WRIGHT, L F
发明人
分类号
H04R23/00
主分类号
H04R23/00
代理机构
代理人
主权项
地址
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