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发明名称
Automatic telephone system
摘要
申请公布号
US3127480(A)
申请公布日期
1964.03.31
申请号
US19600054896
申请日期
1960.09.09
申请人
TELEFONAKTIEBOLAGET L M ERICCSON
发明人
EK FOLKE;LINDENHALL JOHN STURE;OXAAL ARNE
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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