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发明名称
Selbstanschlussfernsprechanlage
摘要
申请公布号
DE922722(C)
申请公布日期
1955.02.28
申请号
DE1952T007064
申请日期
1952.12.03
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
JABOBAEUS ANTON CHRISTIAN
分类号
H04Q11/04
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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