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发明名称
Improvements relating to direct electric current motor equipments
摘要
申请公布号
GB453369(A)
申请公布日期
1936.09.10
申请号
GB19350013711
申请日期
1935.05.09
申请人
WILLIAM TRAIN GRAY;METROPOLITAN-VICKERS ELECTRICAL COMPANY LIMITED
发明人
分类号
H02P3/14
主分类号
H02P3/14
代理机构
代理人
主权项
地址
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