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发明名称
Tête magnétique
摘要
申请公布号
FR1047365(A)
申请公布日期
1953.12.14
申请号
FRD1047365
申请日期
1951.12.28
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G11B5/193
主分类号
G11B5/193
代理机构
代理人
主权项
地址
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