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经营范围
发明名称
EMISOR DE SENALES ACUSTICAS PORTATIL.
摘要
申请公布号
ES1009492(U)
申请公布日期
1989.09.01
申请号
ES19890000320U
申请日期
1989.02.03
申请人
CHAVARRI ARICHA ANTONIO
发明人
分类号
G08B13/00;G10K15/04;(IPC1-7):G10K15/04
主分类号
G08B13/00
代理机构
代理人
主权项
地址
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