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发明名称
DISPOSITIF DE BRUITAGE POUR SPECTATEURS DE STADES
摘要
申请公布号
FR2752082(B1)
申请公布日期
1998.10.23
申请号
FR19960009978
申请日期
1996.08.02
申请人
GUICHEMAN LAURENT
发明人
分类号
A63H5/00;G10K3/00;(IPC1-7):G10K3/00;A63B39/00;A63B71/00
主分类号
A63H5/00
代理机构
代理人
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