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发明名称
摘要
申请公布号
JPH0531201(B2)
申请公布日期
1993.05.12
申请号
JP19850285530
申请日期
1985.12.20
申请人
HITACHI LTD
发明人
ONO HIROAKI;KISHIMOTO SEIJI;HAYASHI MASAMICHI;AKAI HIROSHI;YONEYAMA TOMOKO
分类号
G11B5/235;G11B5/31
主分类号
G11B5/235
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