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发明名称
摘要
申请公布号
DE3916592(C2)
申请公布日期
1993.07.22
申请号
DE19893916592
申请日期
1989.05.22
申请人
HITACHI, LTD., TOKIO/TOKYO, JP
发明人
TANAKA, HIROMICHI, EBINA, JP;ARAI, TAKAO;TAKEUCHI, TOSHIFUMI;SAITO, SEIICHI, YOKOHAMA, JP
分类号
G11B20/10;G11B20/18;H03M13/27;H04N5/928
主分类号
G11B20/10
代理机构
代理人
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