01316nam 2200397 a 450 991070021250332120111005143921.0(CKB)5470000002408856(OCoLC)740006658(EXLCZ)99547000000240885620110708d2009 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierEmbedded LEDs in signs[electronic resource][Washington, D.C.] :U.S. Dept. of Transportation, Federal Highway Administration,[2009]1 online resource (1 sheet) color illustrationsTitle from title screen (viewed June 7, 2011)."May 2009.""FHWA-SA-09-006."Embedded light emitting diodes in signsLight emitting diodesRoad markingsRoadsInterchanges and intersectionsSafety measuresLight emitting diodes.Road markings.RoadsInterchanges and intersectionsSafety measures.United States.Federal Highway Administration.GPOGPOBOOK9910700212503321Embedded LEDs in signs3190059UNINA