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发明名称
Improvements in voltage control devices for electric supply systems
摘要
申请公布号
GB455031(A)
申请公布日期
1936.10.07
申请号
GB19350000507
申请日期
1935.01.07
申请人
PHILADELPHIA STORAGE BATTERY COMPANY
发明人
分类号
G05F1/52
主分类号
G05F1/52
代理机构
代理人
主权项
地址
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