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发明名称
REDES UNIVERSALES PARA REPETIDORES DE IMPEDANCIA NEGATIVA.
摘要
申请公布号
ES220922(Y)
申请公布日期
1977.03.01
申请号
ES19220002209U
申请日期
1976.05.13
申请人
CAMENO RODRIGO JOSE MARIA
发明人
分类号
H03H;(IPC1-7):03H/
主分类号
H03H
代理机构
代理人
主权项
地址
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