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发明名称
Improvements in or relating to method and apparatus for magnetic recording
摘要
申请公布号
GB784243(A)
申请公布日期
1957.10.09
申请号
GB19550009526
申请日期
1955.04.01
申请人
ARMOUR RESEARCH FOUNDATION OF ILLINOIS INSTITUTE OF TECHNOLOGY
发明人
分类号
G11B23/00
主分类号
G11B23/00
代理机构
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