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发明名称
SISTEMA PER L'INSERZIONE DI SEGNALI DI SERVIZIO IN TRASMISSIONE PCM
摘要
申请公布号
IT1150898(B)
申请公布日期
1986.12.17
申请号
IT19820021127
申请日期
1982.05.07
申请人
TELETTRA TELEFONIA ELETTRONICA E RADIO SPA
发明人
ORSUCCI MARZIO;ABRAM OSVALSO;PASQUINI ROBERTO
分类号
H04B;(IPC1-7):H04B/
主分类号
H04B
代理机构
代理人
主权项
地址
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