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发明名称
Fernsprechanlage mit mehreren Vermittlungsstellen, welche über verschiedene Verbindungswege erreichbar sind.
摘要
申请公布号
CH301278(A)
申请公布日期
1954.08.31
申请号
CHD301278
申请日期
1951.08.27
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT SIEMENS & HALSKE
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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