Nubwo Edison azwiho guteza imbere itara, ampoule (bulb) yari yaravumbuwe mbere n’abandi bantu nka Humphry Davy. Edison yayinoze ku buryo ibasha gukoreshwa igihe kirekire.



Nubwo Edison azwiho guteza imbere itara, ampoule (bulb) yari yaravumbuwe mbere n’abandi bantu nka Humphry Davy. Edison yayinoze ku buryo ibasha gukoreshwa igihe kirekire.