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经营范围
发明名称
Loudspeaker circuit
摘要
申请公布号
GB9513894(D0)
申请公布日期
1995.09.06
申请号
GB19950013894
申请日期
1995.07.07
申请人
UNIVERSITY OF SALFORD, THE
发明人
分类号
H04R3/00
主分类号
H04R3/00
代理机构
代理人
主权项
地址
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