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发明名称
Einrichtung zur Begrenzung der Drehzahl von Maschinen unter Benutzung eines Drehstromasynchronmotors als Hilfsmaschine
摘要
申请公布号
DE491502(C)
申请公布日期
1930.02.13
申请号
DE1928A054513D
申请日期
1928.06.16
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
ENGEL DR. WALTHER
分类号
H02H7/093
主分类号
H02H7/093
代理机构
代理人
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地址
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