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发明名称
MÉTODO, SISTEMA E PLATAFORMA DE SERVIÇO PARA NOTIFICAÇÃO DE CHAMADA PERDIDA.
摘要
申请公布号
BRPI0720595(A2)
申请公布日期
2014.02.25
申请号
BR2007PI20595
申请日期
2007.09.26
申请人
HUAWEI TECHNOLOGIES CO., LTD.
发明人
JUN QU;ZAIJIAN ZONG
分类号
H04M3/42;H04W4/16
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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