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发明名称
Способ настройки и проверки строя музыкальных инструментов
摘要
申请公布号
SU36142(A1)
申请公布日期
1934.04.30
申请号
SU19310096117
申请日期
1931.10.17
申请人
BELOV A.I.
发明人
BELOV A.I.
分类号
G10C9/00
主分类号
G10C9/00
代理机构
代理人
主权项
地址
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