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Publication of FR1563387ApublicationCriticalpatent/FR1563387A/fr
G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
G08C19/00—Electric signal transmission systems
G08C19/30—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels
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General Physics & Mathematics
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Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections
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