Inventors Mrs Curry Oakway Middle School March 22

Inventors Mrs. Curry Oakway Middle School March 22, 2003

Beulah Louise Henry 1887 - 1949 1887 – ? ?

Vacuum Ice Cream Freezer o Ms. Henry’s first patent o Patented in 1912

Snap-on Umbrella Covers o 1924 Umbrella with snap-on covers o Sold process for $50, 000

Toys Educational o Kiddie Klock o Cross Country board game Other o 1929 Dolly Dips o 1935 Miss Illusion doll

Other Inventions o 1932 Protograph o 1940 Bobbinless sewing machine o 1952 Continuously-attached envelopes

Samuel Finley Breese Morse 1791 - 1872

Telegraph o 1832 idea of telegraph o 1840 granted patent o 1858 transatlantic telegraph

Morse Code o 1838 invents Morse Code o Dots and dashes are symbols for letters and numbers

First Message o o o Sent message May 24, 1844 From Washington, D. C to Baltimore, MD What hath God wrought?

Alexander Graham Bell 1847 – 1942

Telephone o 1874 sketch of telephone o February 14, 1876 applied for patent

First Phone Call o March 10, 1876 first speech heard o “Mr. Watson, come here I want to see you. ” o January 25, 1915 formal opening of transcontinental telephone line o New York to San Francisco

Other Inventions o Photophone o 1881 Metal Vacuum Jacket • breathing apparatus o February 23, 1909 Silver Dart • first powered flight in Canada Silver Dart

Thomas Alva Edison 1847 - 1931

Phonograph 1877 Cylinder Phonograph 1887 New Phonograph First Words Recorded “Mary Had a Little Lamb”

Light Bulb o 1878 – 1879 light bulb lasts for 13 hours

Kinetoscope and Kinetograph o 1888 idea for Kinetoscope o August 24, 1891 patent applied for Kinetoscope and Kinetograph

Bibliography o Pictures used by permission Library of Congress American Memory Collection