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Publication of FR1213402ApublicationCriticalpatent/FR1213402A/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
H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/02—Constructional features of telephone sets
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Engineering & Computer Science
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Signal Processing
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Computer Networks & Wireless Communication
(AREA)
FR1213402D1953-01-241953-01-24Dispositif d'affranchissement du courrier postal au moyen d'un poste téléphonique de réseau automatique
ExpiredFR1213402A
(fr)