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发明名称
Konbineret højt- og lavttalende telefonapparat med to akustiske omsættere.
摘要
申请公布号
DK123130(B)
申请公布日期
1972.05.15
申请号
DK19700005515
申请日期
1970.10.29
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
ANDERS KJELL JOHAN CARLSSON;ANDERS OSSIAN JOERGENSEN;OLOF ALARIK OLSSON;HORST ROBERT ADOLF ZIEGLER
分类号
H04M1/00;H04M1/02;H04M1/60;H04M1/62;(IPC1-7):H04M1/60
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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