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发明名称
ACCESS DEVICE FOR POSITIONING A LIGHT BEAM TO A DESIRED GUIDE GROOVE OF AN OPTICAL MEMORY APPARATUS
摘要
申请公布号
DE3279453(D1)
申请公布日期
1989.03.23
申请号
DE19823279453
申请日期
1982.11.25
申请人
HITACHI, LTD.
发明人
MAEDA, TAKESHI;UNO, MOTOO;MURAOKA, KOUJI;TKASAGO, MASAHIRO;MIZOGUCHI, YASUMITSU;KANEDA, TOKUYA
分类号
G11B7/08;G11B27/00;(IPC1-7):G11B7/08
主分类号
G11B7/08
代理机构
代理人
主权项
地址
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