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发明名称
Schaltungsanordnung zur Anpassung von zweierlei Fernsprechwählnetzen
摘要
申请公布号
CH400250(A)
申请公布日期
1965.10.15
申请号
CH19620014853
申请日期
1962.12.18
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
HOFFMANN,ERIK
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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