What type of existing technology did Edison focus on improving early in his work before larger projects?
Answer
Stock tickers
Edison’s early work involved improvements to existing technologies, specifically mentioning stock tickers before he turned his attention to nation-shaping projects.
Related Questions
How many U.S. patents did Thomas Edison secure, either alone or jointly?Where did Edison establish the first industrial research laboratory?What primary quality, beyond simple invention, characterized Edison's true genius?In what year was Edison’s team successful in perfecting the practical incandescent light bulb?What was the name of the central power station established in Manhattan as part of Edison’s lighting system?What device, invented in 1877, changed how Americans experienced culture and memory?What apparatus was developed by Edison and his assistants for capturing motion?How did the Kinetoscope device allow an individual to view moving images?What was the immediate societal consequence of replacing gaslight with safe, reliable electric power?What type of existing technology did Edison focus on improving early in his work before larger projects?