Device for raising and lowering a lighting fixture od. Like. Relative to a stationary to be attached, downwardly open holder
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lamp
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Luminaire with at least one luminous flux divider device, in particular for workplace lighting
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Inbuilt light radiating fitting for single socket lamps - has reflector with double focussing characteristic formed integrally with inbuilt housing as single formed component of material having reflective surface
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Light pipe having a tubular light source
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GRID, ESPECIALLY LUMINOUS PROTECTION GRID FOR MIRROR GRID LIGHTS
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Lamp shade for strip lighting - is made from aluminium strip with transverse tongues bent to v=shaped cross=section
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Overhead lighting and ventilating system - has air distributor pipes and lamps below false ceiling and feed pipes above it
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Large room ceiling with air conditioning and light fittings - has lattice array of sprinkler pipes mounted below lights and above false ceiling grid elements
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Cover screen plate element for false ceiling - has sets of air inlet and outlet apertures for directed ventilation without draughts
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Dyed textile web steam fixing appts - prevents formation of droplets on appts ceiling and their falling on web by disposing water sump above the web
