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发明名称
摘要
申请公布号
JP2948182(B2)
申请公布日期
1999.09.13
申请号
JP19970298147
申请日期
1997.10.30
申请人
HITACHI SEISAKUSHO KK
发明人
KOYAMA NAOKI;TAKANO KOJI;MORIWAKI HIDETOSHI;SHIIKI KAZUO
分类号
G11B5/31;G11B5/265;G11B5/39;(IPC1-7):G11B5/265
主分类号
G11B5/31
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