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经营范围
发明名称
MEJORAS EN ELEMENTOS CONVERTIDORES DE SENALIZACION EN SISTEMAS POR CORRIENTES PORTADORAS.
摘要
申请公布号
ES515101(D0)
申请公布日期
1983.12.16
申请号
ES20010005151
申请日期
1982.08.18
申请人
STANDARD ELECTRICA, S.A.
发明人
分类号
H04M15/32;H04Q1/30;(IPC1-7):04Q1/30;04M15/32
主分类号
H04M15/32
代理机构
代理人
主权项
地址
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