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经营范围
发明名称
Improvements in or relating to magnetic storage devices
摘要
申请公布号
GB865818(A)
申请公布日期
1961.04.19
申请号
GB19580016924
申请日期
1958.05.27
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
PERRY GERALD HORACE;WIDDOWS SYDNEY JOHN
分类号
G11C11/06
主分类号
G11C11/06
代理机构
代理人
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