DISPOSITIVO PER L ACQUISIZIONE DI CRITERI TELEFONICI DA ORGANI DI CENTRALI ELETTROMECCANICHE

The apparatus for the collection of telephone criteria from electromechanical exchange devices is connected to the wires on which criteria are present, through extracting means (DP) that are completely built up of electronic components and are apt to extract both positive and negative voltages from...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ASTEGIANO LUCIANO, ROSBOCH LUCIANO
Format:	Patent
Sprache:	ita
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION
Online-Zugang:	Volltext bestellen
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