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发明名称
Schaltung zur Regelung der Drehzahl von Elektromotoren
摘要
申请公布号
DE633439(C)
申请公布日期
1936.07.27
申请号
DE1932S103695D
申请日期
1932.03.13
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
GRAU DIPL.-ING. ERNST;BRUEHN HANS;HAAK DIPL.-ING. ARTHUR
分类号
H02P5/48
主分类号
H02P5/48
代理机构
代理人
主权项
地址
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