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发明名称
Vorrichtung zum Ändern des Durchmessers eines scheibenförmigen Auszeichnungsträgers.
摘要
申请公布号
DE3884243(T2)
申请公布日期
1994.02.03
申请号
DE19883884243T
申请日期
1988.03.11
申请人
SONY CORP., TOKIO/TOKYO, JP
发明人
YAMAMORI, EIJI PATENTS DIVISION SONY CORPORATION, TOKYO 141, JP
分类号
G11B17/028;(IPC1-7):G11B17/03;G11B23/00
主分类号
G11B17/028
代理机构
代理人
主权项
地址
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