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发明名称
DRIVING CIRCUIT FOR PIEZOELECTRIC SOUND GENERATION ELEMENT
摘要
申请公布号
JPS554052(A)
申请公布日期
1980.01.12
申请号
JP19780076765
申请日期
1978.06.23
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
KOGA KOUICHI;ASHIZAWA YUKIO
分类号
G10K9/122;G10K9/12
主分类号
G10K9/122
代理机构
代理人
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地址
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