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发明名称
Automatisk Relaisvælgeanordning til Telefoni.
摘要
申请公布号
DK46130(C)
申请公布日期
1932.08.29
申请号
DKD46130
申请日期
1928.04.04
申请人
TCHOUBRITCH DERVAL & CIE., SOCIETE A RESPONSABILITE LIMITEE
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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