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发明名称
Schaltungsanordnung fuer Fernvermittlungssysteme
摘要
申请公布号
DE826455(C)
申请公布日期
1952.01.03
申请号
DE1948P008014
申请日期
1948.10.02
申请人
MIX & GENEST A.G.
发明人
SCHMIDT FRITZ
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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