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发明名称
摘要
申请公布号
DE2522490(C3)
申请公布日期
1979.09.13
申请号
DE19752522490
申请日期
1975.05.21
申请人
SONY CORP., TOKIO
发明人
KAMIMURA, KAZUHIRO, YOKOHAMA, KANAGAWA;YOSHIDA, TADAO, TOKIO
分类号
H03F3/21;H03F1/30;H03F3/20;H03F3/30;(IPC1-7):H03F3/16
主分类号
H03F3/21
代理机构
代理人
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