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发明名称
Граммофон
摘要
申请公布号
SU54419(A1)
申请公布日期
1938.11.30
申请号
SU19370003545
申请日期
1937.01.16
申请人
GLAVNOE UPRAVLENIE ELEKTROSLABOTOCHNOJ PROMYSHLENNOSTI
发明人
RUNGE F.
分类号
G11B25/04
主分类号
G11B25/04
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代理人
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