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— not the name of a thing,butthe mark of a serviceMAZDAMAZDA is the trademark of a worldwideservice to certain lamp manufacturers.Its purpose is to collect"Not the name of a thing, bnt the mark of a service"and select scientific and practicalinformation concerning progress and developments in theart of incandescent lamp manufacturing and to distribute thisinformation to the companies entitled to receive this service.A MAZDA Lamp for every purposeMAZDA Service is centered in the Research Laboratories ofthe General Electric Company at Schenectady, New York.The mark MAZDA can appear only on lamps which meet thestandards of MAZDA service. It is thus an assuranceof quality.This trademark is the property of the General Electric Company,• RESEARCH LABORATORIES OF GENERAL ELECTRIC COMPANY111