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发明名称
MEJORAS EN LA FABRICACIoN DE RADIO-RECEPTORES CON MEDIOS PARA COMPENSAR EL FADING
摘要
申请公布号
ES131644(A1)
申请公布日期
1933.10.01
申请号
ES19440001316
申请日期
1933.08.22
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE, M. B. H.
发明人
分类号
(IPC1-7):H04
主分类号
(IPC1-7):H04
代理机构
代理人
主权项
地址
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