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发明名称
DISPOSITIVO PERFECCIONADO PARA LA CONMUTACION DE BANDAS Y SINTONIA EN RECEPTORES DE RADIO Y TELEVISION
摘要
申请公布号
ES252146(Y)
申请公布日期
1981.04.16
申请号
ES19460002521U
申请日期
1980.07.18
申请人
发明人
分类号
H04Q3/04;(IPC1-7):04Q3/04
主分类号
H04Q3/04
代理机构
代理人
主权项
地址
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