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摘要
申请公布号
DE3507621(C2)
申请公布日期
1989.03.30
申请号
DE19853507621
申请日期
1985.03.04
申请人
HITACHI, LTD., TOKIO/TOKYO, JP
发明人
MORIBE, YOSHIHIRO, CHIGASAKI, JP;OHKUBO, NOBUKUNI, KANAGAWA, JP;TAKAHASHI, MIKIO;NAKAGOSHI, KAZUO, ODAWARA, JP
分类号
G11B17/028;G11B19/20
主分类号
G11B17/028
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代理人
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