| 摘要 |
590,596. Lamp enclosures. BORKLAND, G. W. April 25, 1944, No. 7721. [Class 75 (ii] [Also in Group V] A lighting shield 1 formed from a thin sheet of transparent or translucent thermoplastic material has a flange 8, stiffening ribs 2, 18b, and corrugations 5. The shield is secured by clips 9 to a frame 6 which is secured to the reflector 19.
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