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发明名称
Loudspeaker with phase correction
摘要
申请公布号
GB9700922(D0)
申请公布日期
1997.03.05
申请号
GB19970000922
申请日期
1997.01.17
申请人
KLING, MARTIN;FREITAG, J³RGEN
发明人
分类号
H04R1/30
主分类号
H04R1/30
代理机构
代理人
主权项
地址
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