Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of DE214267CpublicationCriticalpatent/DE214267C/de
Einrichtung zur Signaluebertragung, insbesondere zum Telegraphieren auf Einzelleitungen, die parallel zu mit Wechselstrom betriebenen Starkstromleitungen verlaufen, unter Benutzung der Stoerungsstroeme zur Zeichengebung