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Compagnie Generale de Signalisation
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Compagnie Generale de Signalisation
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Application filed by Compagnie Generale de SignalisationfiledCriticalCompagnie Generale de Signalisation
Application grantedgrantedCritical
Publication of FR753423ApublicationCriticalpatent/FR753423A/fr
H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
H04Q9/14—Calling by using pulses
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
FR753423D1931-05-181932-05-18Perfectionnements aux systèmes de contrôle à distance
ExpiredFR753423A
(fr)