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Date: 2015-04-13 04:30:56Manufacturing Chemistry Matter Light-emitting diode Signage Resist Diode Silicon carbide | US006869814B2United States Patent (10) Patent N0.: (45) Date of Patent:Add to Reading ListSource URL: www.sci.hkbu.edu.hkDownload Document from Source WebsiteFile Size: 835,09 KBShare Document on Facebook |