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发明名称
Dispositif d'exploration de disques phonographiques
摘要
申请公布号
FR1126348(A)
申请公布日期
1956.11.20
申请号
FRD1126348
申请日期
1955.06.22
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G11B17/02
主分类号
G11B17/02
代理机构
代理人
主权项
地址
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