The Top 7 Greatest Inventors of All-Time

> THE TOP 7+ GREATEST INVENTORS Of All Time - THOMAS EDISON 1847 - 1931 Inventions Edison held over 1,000 patents – a world record in his day! Tin foil phonograph Lightbulb ALEXANDER GRAHAM BELL 1847-1869 Inventions Telephone Photophone Bell's proudest invention, the photophone, transmitted sound on a beam of light and laid the groundwork for future fiber optic networks. ELI WHITNEY 1765-1825 Inventions Cotton Gin Milling Machine Whitney invented the milling machine to manufacture 10,000 muskets for the U.S. government. His invention allowed unskilled workers to cut metal to precise specifications for the first time in history. JOHANNES GUTENBERG 1394-1468 BENJAMIN FRANKLIN 1706-1790 Inventions Gutenberg is famed for inventing the printing press and beginning the press revolution. Iron Furnance Stove Odometer The quick brown dog In addition to his famous experiments with electricity, The Gutenberg Bible was printed with 42 lines of movable type Franklin also per page invented bifocal Lightning Rod glasses and the glass harmonica. HENRY FORD 1863-1947 His most famous invention Ford's innovative assembly was the automobile transmission mechanism. line methods reduced the manufacturing of a car chassis from 728 minutes to 93 minutes. HERMAN HOLLERITH 1860-1929 His most famous invention was the punch-card tabulation machine. By automating the 1890 U.S. Census, Hollerith reduced 10 years of manual labor to just one year. His company later became part of IBM. Sources: GANESH MACHINERY http://inventors.about.com/od/inventorsalphabet/t- p/popularinventor.htm https://www.eliwhitney.org/7/muse- um/about-eli-whitney/inventor https://www.census.gov/history/www/innova- tions/technology/the_hollerith_tabulator. html The Edge in Cutting. ENationalPositions Prefitable tnternet Marketing