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72 ITEM Ltd. (LaneLightTM) http://www.itemltd.com/ Illinois Solar Products http://www.illinoissolarproducts.com/ SolarMarkers, Co. http://www.solarmarkers.com/ LightGuard Systems http://www.crosswalks.com/ Hotbeam Cool Light http://www.hotbeam.com/cool.light/index.cfm Sunlights Highway Lighting Products http://www.sunlights.us/ Spot Devices http://www.spotdevices.net/ SmartStud Systems http://www.smartstud.com/ Hil-Tech (LEDLine), Nick Hutchins http://www.hil-tech.ca Traffic Safety Corporation http://www.xwalk.com/ Astucia http://www.astucia.co.uk/ Intertraffic Systems http://www.intertrafficsystems.nl/ APPENDIX C In-Pavement Lighting System Vendors Contacted for this Synthesis