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发明名称
Elektromagnetischer Wandler zur Speicherung und Wiedergabe von Informationen in einem magnetischen Speichermaterial
摘要
申请公布号
DE1909676(A1)
申请公布日期
1969.09.18
申请号
DE19691909676
申请日期
1969.02.26
申请人
SINGER-GENERAL PRECISION INC.
发明人
LLOYD PACKARD,EDWARD
分类号
G11B5/127
主分类号
G11B5/127
代理机构
代理人
主权项
地址
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