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发明名称
Устройство для регулирования скорости асинхронных и синхронных двигателей при помощи ионного преобразователя частоты
摘要
申请公布号
SU54966(A1)
申请公布日期
1938.11.30
申请号
SU19370008239
申请日期
1937.06.04
申请人
ZAVALISHIN D.A.
发明人
ZAVALISHIN D.A.
分类号
主分类号
代理机构
代理人
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