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发明名称
Appareil sonore magnétique
摘要
申请公布号
FR1041401(A)
申请公布日期
1953.10.23
申请号
FRD1041401
申请日期
1951.08.28
申请人
LOEWE OPTA AKTIENGESELLSCHAFT
发明人
分类号
G11B5/03
主分类号
G11B5/03
代理机构
代理人
主权项
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