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发明名称
ELECTRON BEAM RECORDING AND REPRODUCING APPARATUS
摘要
申请公布号
EP0235592(A3)
申请公布日期
1990.10.10
申请号
EP19870101367
申请日期
1987.02.02
申请人
HITACHI, LTD.
发明人
HOSOKI, SHIGEYUKI;TAKATA, KEIJI;AIDA, TOSHIYUKI;HOSAKA, SUMIO
分类号
G11B9/00;G11B9/10;G11B9/14;G11B11/03;G11B11/08;(IPC1-7):G11B9/10
主分类号
G11B9/00
代理机构
代理人
主权项
地址
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