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发明名称
POLEAMPLITUDE MODULATION POLE-CHANGING ELECTRIC MOTORS AND GENERATORS
摘要
申请公布号
GB2025702(B)
申请公布日期
1982.11.24
申请号
GB19790009130
申请日期
1979.05.03
申请人
RAWCLIFFE G H
发明人
分类号
H02K3/28;H02K17/14;(IPC1-7):H02K17/14
主分类号
H02K3/28
代理机构
代理人
主权项
地址
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