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发明名称
KAHENCHENKAIROOMOCHIITA FUEIZU ROTSUKUTO RUUPUKAIRO
摘要
申请公布号
JPS516515(A)
申请公布日期
1976.01.20
申请号
JP19740076357
申请日期
1974.07.05
申请人
HITACHI LTD
发明人
NAKAKOSHI KAZUO;MATSUMURA NOBUHIRO
分类号
G11B20/14;G11B5/09;H03L7/081
主分类号
G11B20/14
代理机构
代理人
主权项
地址
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