Thomas Edison’s First Patented Invention Was An Electric Voting Machine

Thomas Edison is best known for inventing the lightbulb and for being one of the fathers of movie-making and sound recording, but there’s a less-recognized invention the Wizard of Menlo Park designed that in many ways could have changed the course of American history — that is, if it had ever been given a chance. …read more

Source:: TechTimes.com – Computers