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发明名称
ELEKTRONISCHES FERNSPRECHSYSTEM MIT ZEITMULTIPLEXVERMITTLUNG
摘要
申请公布号
AT341589(B)
申请公布日期
1978.02.10
申请号
AT19750000380
申请日期
1975.01.20
申请人
JEUMONT-SCHNEIDER
发明人
分类号
H04M3/22;H04J3/00;H04M3/20;H04M3/60;H04Q11/00;H04Q11/04;(IPC1-7):H04Q11/04
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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