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发明名称
Corona ball
摘要
申请公布号
US3046327(A)
申请公布日期
1962.07.24
申请号
US19590819424
申请日期
1959.06.10
申请人
THE OHIO BRASS COMPANY
发明人
HARMON ROBERT W.
分类号
H02G7/00
主分类号
H02G7/00
代理机构
代理人
主权项
地址
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