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发明名称
FREQUENCY CONVERTERS
摘要
申请公布号
GB1508233(A)
申请公布日期
1978.04.19
申请号
GB19750017559
申请日期
1975.04.28
申请人
SONY CORP
发明人
分类号
H01L21/331;H01L21/8222;H01L27/06;H01L27/07;H01L29/00;H01L29/73;H03B19/14;(IPC1-7):H03B19/10
主分类号
H01L21/331
代理机构
代理人
主权项
地址
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