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发明名称
PIEZOELECTRIC BUZZER
摘要
申请公布号
JPH11178097(A)
申请公布日期
1999.07.02
申请号
JP19970346051
申请日期
1997.12.16
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
MURAKAMI NAOHITO
分类号
H04R17/10;(IPC1-7):H04R17/10
主分类号
H04R17/10
代理机构
代理人
主权项
地址
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