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经营范围
发明名称
Improvements relating to control gear for a reversible alternating current motor
摘要
申请公布号
GB579902(A)
申请公布日期
1946.08.20
申请号
GB19440005566
申请日期
1944.03.25
申请人
ALFRED HERBERT LIMITED;WALTER ROY GROVE;IVOR RAYMOND GIBBS
发明人
分类号
H02P3/20
主分类号
H02P3/20
代理机构
代理人
主权项
地址
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