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发明名称
Variable voltage transformer
摘要
申请公布号
US2468446(A)
申请公布日期
1949.04.26
申请号
US19440567992
申请日期
1944.12.13
申请人
WARD LEONARD ELECTRIC COMPANY
发明人
HYSLER JOHN F.
分类号
H01F29/06
主分类号
H01F29/06
代理机构
代理人
主权项
地址
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