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发明名称
CONTROLE DE CENTRAIS TELEFONICAS
摘要
申请公布号
BR7900621(A)
申请公布日期
1980.09.09
申请号
BR19790000621
申请日期
1979.01.31
申请人
TELECOMUNICACOES BRASILEIRAS SA
发明人
HUGUENEY C
分类号
G05B19/00;H04M3/22;(IPC1-7):H04M3/22
主分类号
G05B19/00
代理机构
代理人
主权项
地址
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