Inventors Mrs. Curry Oakway Middle School March 22, 2003.
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Inventors Mrs. Curry Oakway Middle School March 22, 2003
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Transcript of Inventors Mrs. Curry Oakway Middle School March 22, 2003.
Inventors
Mrs. CurryOakway Middle School
March 22, 2003
Beulah Louise Henry
1887 - 1949 1887 – ????
Vacuum Ice Cream Freezer
o Ms. Henry’s first patento Patented in 1912
Snap-on Umbrella Covers
o 1924 Umbrella with snap-on covers
o Sold process for $50,000
Toys
Educational
o Kiddie Klocko Cross Country board
game
Other
o 1929 Dolly Dipso 1935 Miss Illusion doll
Other Inventions
o 1932 Protographo 1940 Bobbinless sewing
machineo 1952 Continuously-
attached envelopes
Samuel Finley Breese Morse
1791 - 1872
Telegraph
o 1832 idea of telegrapho 1840 granted patento 1858 transatlantic
telegraph
Morse Code
o 1838 invents Morse Code o Dots and dashes are
symbols for letters and numbers
First Message
o Sent message May 24, 1844o From Washington, D.C to Baltimore, MDo What hath God wrought?
Alexander Graham Bell
1847 – 1942
Telephone
o 1874 sketch of telephoneo 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 Photophoneo 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
o Picture of Beulah Henry and bobbinless sewing machine are pending permission
