Timeline of Inventions
1868- Thomas Edison patents the first vote recorder for Congress
edison.rutgers.edu
edison.rutgers.edu
1875- Thomas Edison invented electric pen, an early copying device
edison.rutgers.edu
1876- Thomas Edison opens first industrial research lab, Menlo Park, where he had brainstormed, and created many of his inventions
1877- Thomas Edison completes the model for the phonograph
www.edwardsamuels.com
www.edwardsamuels.com
1879- Thomas Edison improves the carbon filament light bulb
http://scrapetv.com/News/News%20Pages/Business/pages-5/IKEA-makes-move-towards-erasing-Thomas-Edison-from-the-history-books-Scrape-TV-The-World-on-your-side.html
http://scrapetv.com/News/News%20Pages/Business/pages-5/IKEA-makes-move-towards-erasing-Thomas-Edison-from-the-history-books-Scrape-TV-The-World-on-your-side.html
1880- Thomas Edison patents DC electricity distribution
1880- Founded Edison Illuminating Company
memory.loc.gov
1880- Founded Edison Illuminating Company
memory.loc.gov
1891- Thomas Edison invented and patent the first motion picture camera
pictureshowman.com
1892- Thomas Edison patents two way telegraph
1892- Edison General Electric is established
http://nextstoptupperlake.org/next-stop-membership-or-contribution/membership-telegraph-operator
1892- Edison General Electric is established
http://nextstoptupperlake.org/next-stop-membership-or-contribution/membership-telegraph-operator
1907- Thomas Edison invented the Universal Electric Motor
scripophily.net
1910- Thomas Edison invented and perfected the steel alkaline battery
chemwiki.ucdavis.edu