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发明名称
DEFLECTEUR SONORE MULTIDIRECTIONNEL
摘要
申请公布号
FR2605133(B1)
申请公布日期
1989.08.18
申请号
FR19860013989
申请日期
1986.10.08
申请人
BIGOT JACQUES
发明人
分类号
G10K11/20;H04R1/34;(IPC1-7):G10K11/26
主分类号
G10K11/20
代理机构
代理人
主权项
地址
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