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Filing date
Publication date
Application filed by Siemens AgfiledCriticalSiemens Ag
Publication of CH358119ApublicationCriticalpatent/CH358119A/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
H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q3/00—Selecting arrangements
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Meter Arrangements
(AREA)
CH358119D1957-07-191958-07-14Schaltungsanordnung für Fernsprechanlagen mit Wählerbetrieb und selbsttätiger Gebührenerfassung
CH358119A
(de)