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经营范围
发明名称
ELECTRONIC SOUND GENERATION CIRCUIT
摘要
申请公布号
JPH01113797(A)
申请公布日期
1989.05.02
申请号
JP19870272273
申请日期
1987.10.27
申请人
NEC IC MICROCOMPUT SYST LTD
发明人
MASAKO KAZUYA
分类号
G10K15/04
主分类号
G10K15/04
代理机构
代理人
主权项
地址
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