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发明名称
Schaltungsanordnung für Fernsprechanlagen mit Haupt- und Unterämtern und Wählerbetrieb.
摘要
申请公布号
CH219815(A)
申请公布日期
1942.02.28
申请号
CHD219815
申请日期
1940.05.07
申请人
"FIDES" GESELLSCHAFT FUER DIE VERWALTUNG UND VERWERTUNG VON GEWERBLICHEN SCHUTZRECHTEN MIT BESCHRAENKTER HAFTUNG
发明人
"FIDES" GESELLSCHAFT FUER DIE VERWALTUNG UND VERWERTUNG VON GEWERBLICHEN SCHUTZRECHTEN MIT BESCHRAENKTER HAFTUNG
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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