Thomas Edison's Light Bulb
In1838,BelgianlithographerMarcellinJobardinventedanincandescentlightbulbwithavacuumatmosphereusingacarbonfilament.In1840,Britishscientist ...,ByJanuary1879,athislaboratoryinMenloPark,NewJersey,Edisonhadbuilthisfirsthighresistance,incandescentelec...。參考影片的文章的如下:

