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Application filed by Fides GmbhfiledCriticalFides Gmbh
Publication of CH228350ApublicationCriticalpatent/CH228350A/de
H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Interface Circuits In Exchanges
(AREA)
CH228350D1940-05-121942-01-12Schaltungsanordnung zur Zählung verschiedenwertiger Verbindungen in Fernmelde-, insbesondere Fernsprechanlagen.
CH228350A
(de)