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发明名称
ANTENNA SYSTEM
摘要
申请公布号
CA305190(A)
申请公布日期
1930.10.28
申请号
CAD305190
申请日期
申请人
THE FEDERAL TELEGRAPH COMPANY
发明人
GEOFFREY GOTTLIEB;FREDERICK AUGUST KOLSTER
分类号
主分类号
代理机构
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