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发明名称
DRUCKLUFTGETRIEBENER LAUTSPRECHER UND DESSEN VERWENDUNG
摘要
申请公布号
DE69920445(D1)
申请公布日期
2004.10.28
申请号
DE19996020445
申请日期
1999.04.09
申请人
A2 ACOUSTICS AB, LINKOEPING
发明人
WIBERG, PER-ARNE;EMBORG, URBAN;SARIN, SOHAN;HOLMGREN, JOAKIM
分类号
G10K7/00;(IPC1-7):H04R1/42;H04R23/00
主分类号
G10K7/00
代理机构
代理人
主权项
地址
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