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发明名称
Fernsprechstation mit Wählschalter.
摘要
申请公布号
CH282227(A)
申请公布日期
1952.04.15
申请号
CHD282227
申请日期
1950.06.12
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT SIEMENS & HALSKE
分类号
H04M1/02;H04M1/23
主分类号
H04M1/02
代理机构
代理人
主权项
地址
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