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发明名称
CONVERSOR DE VOLTAGEM PARA RADIO GRAVADOR ACOPLAVEL A MESA TELEFONICA
摘要
申请公布号
BR7000167(U)
申请公布日期
1991.10.01
申请号
BR1990MU00167U
申请日期
1990.01.29
申请人
AUDIO COMUNICACAO LTDA.
发明人
ROBERTO COELHO MARCONDES
分类号
H02M7/08;(IPC1-7):H02M7/08
主分类号
H02M7/08
代理机构
代理人
主权项
地址
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