Electro-dynamic apparatus for the remote control of railway points; Electro-dynamic apparatus for the remote control of signals; Apparatus for use in remote control (other than remote controls for toys); Speed measuring apparatus (photography); Electric installations for the remote control of industrial operations; Alarms; Theft prevention installations, electric; Anti-theft warning apparatus; Smoke detectors; Electric anti-interference devices; Switches, electric; Control panels (electricity); Electric door bells; Locks, electric; Monitoring apparatus, electric; Time switches, automatic; Time clocks (time recording devices); Traffic light apparatus (signalling devices); Signal lanterns; Flashing lights (luminous signals)