Inventors Hall of Fame: Thomas Alva Edison

Thomas Alva Edison Born Feb 11 1847 – Died Oct 18 1931 Electric Lamp Patent Number: 223,898 (.PDF) Inducted to National Inventors Hall of Fame™ in 1973 Invention Impact Throughout his career, Edison consciously directed his studies to devices that could satisfy real needs and come into popular use. Indeed, it may be said that […]

Read This Post