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经营范围
发明名称
MEMORY RECORDING SYSTEM
摘要
申请公布号
JPS5580816(A)
申请公布日期
1980.06.18
申请号
JP19780151032
申请日期
1978.12.08
申请人
HITACHI LTD
发明人
TAKASHI MORIHIKO
分类号
H03M7/14;G11B5/09;G11B20/14;H03M7/00;H04L25/49
主分类号
H03M7/14
代理机构
代理人
主权项
地址
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