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经营范围
发明名称
BUZZER USING PIEZOELECTRIC ELEMENT
摘要
申请公布号
KR910006532(Y1)
申请公布日期
1991.08.24
申请号
KR19860016704U
申请日期
1986.10.30
申请人
SAM SUNG ELECTRONIC COMPONENTS CO.,LTD.
发明人
BAE, JIN-HO
分类号
G10K9/12;(IPC1-7):G10K9/12
主分类号
G10K9/12
代理机构
代理人
主权项
地址
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