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发明名称
Schaltungsanordnung zur Gebührenverrechnung von Fernverbindungen in Fernsprechanlagen.
摘要
申请公布号
CH287411(A)
申请公布日期
1952.11.30
申请号
CHD287411
申请日期
1951.01.08
申请人
SEELMANN-EGGEBERT,GERHARD,DR. ING.;SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
ING. SEELMANN-EGGEBERT,GERHARD,DR.;AKTIENGESELLSCHAFT SIEMENS & HALSKE
分类号
H04M15/10;H04M15/28
主分类号
H04M15/10
代理机构
代理人
主权项
地址
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