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发明名称
Appareil reproducteur de sons enregistrés sur bandes
摘要
申请公布号
FR927244(A)
申请公布日期
1947.10.23
申请号
FRD927244
申请日期
1946.05.23
申请人
发明人
BARIGANT ARMAND
分类号
主分类号
代理机构
代理人
主权项
地址
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