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经营范围
发明名称
PERFECCIONAMIENTOS EN LAS BOBINAS DE SINTONiA A PERMEABILIDAD VARIABLE PARA APARATOS RADIORRECEPTORES Y OTRAS APLICACIONES SIMILARES
摘要
申请公布号
ES188149(A3)
申请公布日期
1949.07.01
申请号
ES19490001881
申请日期
1949.05.03
申请人
TRALLERO LAMIEL, MARIA
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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