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发明名称
PERFECCIONAMIENTOS INTRODUCIDOS EN UN CASETE DE CINTA.
摘要
申请公布号
ES443807(A1)
申请公布日期
1977.08.16
申请号
ES19070004438
申请日期
1975.12.23
申请人
SONY CORPORATION
发明人
分类号
G11B15/22;G11B23/087;(IPC1-7):11B/
主分类号
G11B15/22
代理机构
代理人
主权项
地址
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