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经营范围
发明名称
Magnetic recorder head
摘要
申请公布号
US2479308(A)
申请公布日期
1949.08.16
申请号
US19450583317
申请日期
1945.03.17
申请人
ARMOUR RESEARCH FOUNDATION OF ILLINOIS INSTITUTE OF TECHNOLOGY
发明人
CAMRAS MARVIN
分类号
G11B5/127;G11B5/17
主分类号
G11B5/127
代理机构
代理人
主权项
地址
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