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发明名称
VERFAHREN UND VORRICHTUNG ZUR INFORMATIONSAUFZEICHNUNG UND -WIEDERGABE
摘要
申请公布号
DE3622239(A1)
申请公布日期
1987.01.15
申请号
DE19863622239
申请日期
1986.07.02
申请人
HITACHI,LTD.
发明人
SAITO,ATSUSHI;MAEDA,TAKESHI;SUGIYAMA,HISATAKA;SHIGEMATSU,KAZUO;TAKASUGI,WASAO
分类号
G11B7/00;G11B7/004;G11B7/005;G11B7/013;G11B20/10;G11B20/14;G11B27/30;(IPC1-7):G11B27/10
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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