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发明名称
IMPIANTO DI COMMUTAZIONE,SPECIALMENTE IMPIANTO TELEFONICO DERIVATO,CON UN'UNITA' DI COMANDO CENTRALE E CON PIU' DISPOSITIVI DI COMANDO PERIFERICI
摘要
申请公布号
IT1136692(B)
申请公布日期
1986.09.03
申请号
IT19810022457
申请日期
1981.06.19
申请人
SIEMENS AG
发明人
OTT GERHARD;HONOLD HORST;KELLERMANN WILHELM;SORENSEN EGON
分类号
H04Q3/545;(IPC1-7):H04Q/
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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