Patent classifications
G
PHYSICS
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G08
SIGNALLING
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G08G
TRAFFIC CONTROL SYSTEMS
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1/00
Traffic control systems for road vehicles
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G08G1/123
indicating the position of vehicles, e.g. scheduled vehicles;; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
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G08G1/127
to a central station; ; Indicators in a central station
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