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发明名称
Speed regulator
摘要
申请公布号
US1907531(A)
申请公布日期
1933.05.09
申请号
US19310524112
申请日期
1931.03.20
申请人
GENERAL ELECTRIC COMPANY
发明人
GERALD ALAN S. FITZ;YOUNG CHARLES J.
分类号
G04C5/00;H02P29/00
主分类号
G04C5/00
代理机构
代理人
主权项
地址
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