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发明名称
Erasing means for magnetic recording
摘要
申请公布号
US2993096(A)
申请公布日期
1961.07.18
申请号
US19560611892
申请日期
1956.09.25
申请人
AUDIO DEVICES, INC.
发明人
RADOCY FRANK
分类号
G11B5/00;G11B5/03
主分类号
G11B5/00
代理机构
代理人
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地址
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