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发明名称
Machine phonique à deux arbres porte-disques
摘要
申请公布号
FR679883(A)
申请公布日期
1930.04.18
申请号
FRD679883
申请日期
1929.08.05
申请人
CINEPHONE CO S. A.
发明人
分类号
G11B17/00
主分类号
G11B17/00
代理机构
代理人
主权项
地址
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