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Publication date
Application filed by Siemens AgfiledCriticalSiemens Ag
Publication of CH280041ApublicationCriticalpatent/CH280041A/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
H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Meter Arrangements
(AREA)
CH280041D1949-03-161950-02-21Gebührenanzeiger an Teilnehmerstellen in Fernmelde-, insbesondere Fernsprechanlagen.
CH280041A
(de)
Schaltungsanordnung für Fernmeldeanlagen, insbesondere Fernsprechanlagen mit Wählerbetrieb und hinter dem Leitungswähler liegenden Nummernstromstoßempfängern