Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sodeco Saia AG
Societe des Compteurs de Geneve SODECO
Original Assignee
Sodeco Saia AG
Societe des Compteurs de Geneve SODECO
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sodeco Saia AG, Societe des Compteurs de Geneve SODECOfiledCriticalSodeco Saia AG
Publication of FR2403698A2publicationCriticalpatent/FR2403698A2/fr
Application grantedgrantedCritical
Publication of FR2403698B2publicationCriticalpatent/FR2403698B2/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
H04M15/34—Charging, billing or metering arrangements for private branch exchanges
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Alarm Systems
(AREA)
Sub-Exchange Stations And Push- Button Telephones
(AREA)
Transmission And Conversion Of Sensor Element Output
(AREA)
Monitoring And Testing Of Exchanges
(AREA)
Telephone Set Structure
(AREA)
Telephone Function
(AREA)
FR7826116A1977-09-141978-09-12Procede de detection de l'utilisation de postes dans les centraux telephoniques prives automatiques et montage pour la mise en oeuvre du procede
GrantedFR2403698A2
(fr)