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发明名称
DISPOSIZIONE CIRCUITALE PER CONVERTIRE SEGNALI ANALOGICI,SPECIE SEGNALI PAM,IN SEGNALI DIGITALI,SPECIE IN SEGNALI PCM,NONCHE' PER CONVERTIRE SEGNALI DIGITALI IN SEGNALI ANALOGICI
摘要
申请公布号
IT1097169(B)
申请公布日期
1985.08.26
申请号
IT19780025754
申请日期
1978.07.17
申请人
SIEMENS AG
发明人
分类号
H03M1/02;H03M1/38;H04B14/04;H04M3/56;(IPC1-7):H03K/;H04Q/
主分类号
H03M1/02
代理机构
代理人
主权项
地址
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