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发明名称
Control system
摘要
申请公布号
US1989538(A)
申请公布日期
1935.01.29
申请号
US19340722921
申请日期
1934.04.28
申请人
GENERAL ELECTRIC COMPANY
发明人
WRIGHT FRED S.
分类号
H02J3/38
主分类号
H02J3/38
代理机构
代理人
主权项
地址
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