| http://www.w3.org/ns/prov#value | - No. 09/298,298, entitled Inverted Apex PrismaticLens", filed Apr. 23, 1999 and assigned to the present assignee, contain disclosures which are incorporated hereinto by reference.Referring now to the drawings and particularly to FIGS. 1 through 4, a lensed fluorescent troffer lighting fixture is seen at 10 to be comprised of a housing assembly 12 and a door frame 14 which carries a prismatic lens
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