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发明名称
OPTICAL INFORMATION RECORDING AND REPRODUCING SYSTEM AND OPTICAL DISK
摘要
申请公布号
US5077720(A)
申请公布日期
1991.12.31
申请号
US19900507800
申请日期
1990.04.12
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
TAKAGI, YUJI;SATOH, ISAO;ICHINOSE, MAKOTO;FUKUSHIMA, YOSHIHISA;KUROKI, YUZURU;AZUMATANI, YASUSHI
分类号
G11B20/18
主分类号
G11B20/18
代理机构
代理人
主权项
地址
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