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发明名称
CRYSTAL SOUND PRODUCER
摘要
申请公布号
IE840468(L)
申请公布日期
1984.10.20
申请号
IE19840000468
申请日期
1984.02.27
申请人
TADASHI SAWAFUJI
发明人
分类号
H01L41/00;H04R17/00;(IPC1-7):H04R17/00
主分类号
H01L41/00
代理机构
代理人
主权项
地址
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