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发明名称
DISPOSITIVO DE COMUNICACAO COM MODULACAO DE CODIGO DE IMPULSO
摘要
申请公布号
PT90918(B)
申请公布日期
1994.06.30
申请号
PT19890090918
申请日期
1989.06.20
申请人
GPT LIMITED
发明人
ALLAN DAVID BERRY
分类号
H04B14/04;H04J3/04;H04J3/18;(IPC1-7):H04J3/18
主分类号
H04B14/04
代理机构
代理人
主权项
地址
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