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发明名称
LOUDSPEAKER DRIVE UNITS
摘要
申请公布号
HK1019987(A1)
申请公布日期
2004.02.27
申请号
HK19990105163
申请日期
1999.11.10
申请人
B & W LOUDSPEAKER LIMITED
发明人
FRYER, PETER ALEXANDER;NEVILL, STUART MICHAEL;ROE, STEPHEN PHILIP BARNHAM
分类号
H04R7/20;(IPC1-7):H04R
主分类号
H04R7/20
代理机构
代理人
主权项
地址
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