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Priority to AU74845/74ApriorityCriticalpatent/AU480843B2/en
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Publication of AU480843ApublicationCriticalpatent/AU480843A/xx
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
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Computer Networks & Wireless Communication
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AU74845/74A1973-10-29Load control apparatus
ExpiredAU480843B2
(en)