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经营范围
发明名称
Fernsprechanlage mit Wählerbetrieb.
摘要
申请公布号
CH147288(A)
申请公布日期
1931.05.31
申请号
CHD147288
申请日期
1930.03.10
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT SIEMENS & HALSKE
分类号
主分类号
代理机构
代理人
主权项
地址
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