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发明名称
Procédé d'enregistrement magnétique du son sur un support constitué par un rubanou un fil
摘要
申请公布号
FR1054807(A)
申请公布日期
1954.02.15
申请号
FRD1054807
申请日期
1952.01.15
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G11B5/02;G11B5/187
主分类号
G11B5/02
代理机构
代理人
主权项
地址
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