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发明名称
RETENTOR DE CONEXAO TELEFONICA,PARA DISCAGEM EM TERMINAIS LIGADOS A CENTRAIS ROTATIVAS,APOS O ATENDIMENTO
摘要
申请公布号
BR9006304(A)
申请公布日期
1992.08.04
申请号
BR1990PI06304
申请日期
1990.12.11
申请人
FERNANDO SOUZA NICOLAU
发明人
FERNANDO SOUZA NICOLAU
分类号
H04M3/42;(IPC1-7):H04M3/42
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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