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发明名称
电磁发声器
摘要
申请公布号
CN3221871D
申请公布日期
2002.02.06
申请号
CN01309033.X
申请日期
2001.05.17
申请人
株式会社西铁城电子
发明人
西室敏也
分类号
14-99
主分类号
14-99
代理机构
上海专利商标事务所
代理人
胡晓萍
主权项
地址
日本山梨县
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