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经营范围
发明名称
Improvements in or relating to magnetic recording heads
摘要
申请公布号
GB583523(A)
申请公布日期
1946.12.20
申请号
GB19440006848
申请日期
1944.04.13
申请人
ARMOUR RESEARCH FOUNDATION
发明人
分类号
G11B5/00
主分类号
G11B5/00
代理机构
代理人
主权项
地址
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