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发明名称
HIGH-FREQUENCY MAGNETIC RECORDING AND REPRODUCING APPARATUS
摘要
申请公布号
CA852373(A)
申请公布日期
1970.09.22
申请号
CAD852373
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
FRANCISCUS T. BACKERS;JOHANNES H. WESSELS
分类号
主分类号
代理机构
代理人
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