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发明名称
DISPOSITIVO DE FILTRAGEM DE UM SINAL ELETRICO
摘要
申请公布号
BR7708213(A)
申请公布日期
1978.09.05
申请号
BR19770008213
申请日期
1977.12.09
申请人
CIT ALCATEL
发明人
REGENT P;BOULANGER C
分类号
H04Q1/453;(IPC1-7):H03H7/10
主分类号
H04Q1/453
代理机构
代理人
主权项
地址
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