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经营范围
发明名称
Headware apparatus
摘要
申请公布号
GB0507984(D0)
申请公布日期
2005.05.25
申请号
GB20050007984
申请日期
2005.04.20
申请人
RACAL ACOUSTICS LIMITED
发明人
分类号
H04R1/10
主分类号
H04R1/10
代理机构
代理人
主权项
地址
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