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INTERNAT TELECHRONOMETER COMPA
Original Assignee
INTERNAT TELECHRONOMETER COMPA
Filing date
Publication date
Application filed by INTERNAT TELECHRONOMETER COMPAfiledCriticalINTERNAT TELECHRONOMETER COMPA
Application grantedgrantedCritical
Publication of FR422932ApublicationCriticalpatent/FR422932A/fr
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
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Devices For Supply Of Signal Current
(AREA)
FR422932A1910-05-04Perfectionnements aux appareils et dispositifs de mesure téléphoniques
ExpiredFR422932A
(fr)