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J Carpentier S A Atel
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J Carpentier S A Atel
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Publication of FR762229ApublicationCriticalpatent/FR762229A/en
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
H04Q9/04—Arrangements for synchronous operation
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Computer Networks & Wireless Communication
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FR762229D1933-09-301933-09-30
Remote control device, particularly applicable to the remote transmission of indications from measuring devices
ExpiredFR762229A
(en)