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发明名称
Electrical regulator
摘要
申请公布号
US2486882(A)
申请公布日期
1949.11.01
申请号
US19450620281
申请日期
1945.10.04
申请人
ROOT JOHN J
发明人
ROOT JOHN J.
分类号
H02P9/18
主分类号
H02P9/18
代理机构
代理人
主权项
地址
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