Improvements in or relating to arrangements for metering telephone calls

876,538. Automatic exchange systems. AUTOMATIC TELEPHONE & ELECTRIC CO. Ltd. Feb. 12, 1958 [March 12, 1957], No. 8052/57. Class 40 (4). A digit indicative of the duration between metering pulses appropriate to the call is entered in a register on a magnetic drum. The digit is translated into a l...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAMPSON PETER SAMUEL, GREENAWAY JOHN FRANK, HALTON DONALD, MARWING KENNETH GEORGE
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!