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发明名称
PASARELA Y PROCEDIMIENTO DE SENALIZACION DE EXTENSIONES FIJAS CORPORATIVAS.
摘要
申请公布号
ES2332493(B1)
申请公布日期
2011.02.14
申请号
ES20080002311
申请日期
2008.08.01
申请人
TELEFONICA, S.A.
发明人
SOLA REIJA, OSCAR-MIGUEL;ARIAS DIAZ, ANTONIO;HERMIDA OMANA, ANGELES;CADENAS GONZALEZ, ALEJANDRO
分类号
H04M3/42
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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