| 摘要 |
1,255,931. Lighting fittings. THERMO PLASTICS Ltd. 6 Dec., 1968 [16 Sept., 1967], No. 42318/67. Heading F4R. [Also in Division E2] A louvre 1 made from polystyrene is retained on a tubular light bulb by polypropylene clips each of which has arms 9, 10 with protuberances 11, 12 to grip the bulb and a tongue 13 to engage in an aperture 7 in one of the transverse webs 2 of the louvre. |
