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发明名称
Radio antenna
摘要
申请公布号
US1914233(A)
申请公布日期
1933.06.13
申请号
US19300477155
申请日期
1930.08.22
申请人
PAUL R. HEIDBRINK
发明人
BANKS IRA O.
分类号
H01Q1/24
主分类号
H01Q1/24
代理机构
代理人
主权项
地址
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