1920-1930

​Student#18- Researcher Student#17- Typist

Category- Home Appliances


 * 1920- Band-Aid was invented by Earle Dickson. He was inspired to help his accident-prone wife. His invention was a piece of tape with a small slice of gauze in the middle. Earle Dickson/ was employed as a conton employer. He made the Band-Aid for his wife so she would not bleed when she always cut herself making food. [[image:http://z.about.com/d/inventors/1/G/3/1/1/bandaid_bandage.jpg caption="Bandaid Bandage"]][]
 * 1920- Hair dryer was invented by Alexandre F. Godefoy. The first time on the market was in 1920. THe first hair dryer was a vacum cleaner, woman connected a hose to the exhaust of there vacum. THe hair dryer was very large, extremely heavy, and frequently overheated. Alexandre F. Godefoy/ was the inventor of the Hair dryer in 1920 he tried making it portable but did not happen. the hair dryer he made had hot air blast which came from a tube on a chimney from the gas.[[image:http://4.bp.blogspot.com/_i9i4SumdbBE/Sy9FMzx7ScI/AAAAAAAAAVg/mr-UoXRDO0U/s400/hair-dryer.jpg width="99" height="106"]][]
 * 1923- Frozen Food was invented by Clarence Birdseye. Packaged food into waxed cardboard boxes. Involved a $7 electric fan, buckets of brine, and cakes of ice that resolted in flash-freezing. Clarence Birdseye/ was originaly a taxidermist but wanted to keep his familys food to last. while discoving in the artic how they did it he made the same thing happen to packaged food.[[image:http://www.aolcdn.com/channels/0a/01/478f5a92-0013a-04ef9-400cb8e1 width="130" height="145"]][]
 * 1923- Q-tips invented by Leo Gerstenzang. It is a piece of cotton wrapped around a tooth pick. Original name was "Baby Gays". Leo gerstenzang/ Was a Polish Born American Jew that invented the Q-tip because he saw his wife applying cotton balls to a stick to reach hard places.[[image:http://images.allegrocentral.com/3F/38/Q-Tips-Cotton-Tip-Applicator-189895-PRODUCT-MEDIUM_IMAGE.jpg width="152" height="90"]][]
 * 1924- Dial Telephone was invented.First appeared in Toronto in 1924. The handset with mouth piece and earphone came into use in 1927. By 1929 The phone became widely used. The range across town. ( Do not Know Inventor)[[image:http://www.telephonearchive.com/phones/assets/sticks/strowger-dial-1905/Strowger-Dial-1905-jj.jpg width="98" height="125"]][]
 * 1927- Kool-Aid invented by Edwin Perkins of Omaha Nebraska Original name- fruit smack and then Kool-Ade then present name. Orginal Flavors- Cherry, Lemon Lime, Grape, Orange, Rootbeer, Strawberry, and Rasberry. First a liquid substance then it became a powdered substance that you mix with water. Edwin Perkins/ made this to sell at his fathers shop Selling it door to door after ordering. It first was liquid and then he changed it to powder that you mix with water. After becoming very wealthy he moved to chicago and later sold the company to Gerald ford. [[image:http://upload.wikimedia.org/wikipedia/en/1/12/Kool_Aid_Man.jpeg width="158" height="108"]][]
 * 1928- Jacob Schick patented the Electric Shaver. the only history about this one razor there is nothing about. Jacob Schick was an U.S. Army Lieutentant Colonel. [[image:http://ecx.images-amazon.com/images/I/31P2CWW0DQL._SL500_AA280_.jpg width="190" height="133"]][]
 * 1929- Yo-Yo Reinvented as an America Fad. A toy with a string down the middle of two plate like things that comeback when you push down. Infventors/ it started from the greeks making this toy. then the english took it and called it bandalore, the indians named it yoyo because that means comeback. the indians did not play with this toy they used it as a weapon because they put sharp edges on it.[[image:http://www.vintageculture.net/images/coca-cola-yo-yo1.jpg width="215" height="167"]][]
 * 1930- Scotch Tape patented by 3M engineer Richard G. Drew. it was the worlds first transparent tape instead of masking tape which is not transparent. Richard G. Drew/ was a tester at 3M a sand paper company that when he was testing once he noticed the auto painters had a hard time dividing the colors on two color paint jobs. So in result he made Masking tape. He later made scotch tape for home uses.[[image:http://www.dailymakeover.com/blogs/positively-beautiful/scotch-tape.jpg width="218" height="143"]][]
 * <span style="color: #000000; font-family: Georgia,serif;">1920-1930 Computers- Computing machine became the definition of- any machine that can do human work. late 1920s the computer analog kind came.
 * <span style="color: #000000; font-family: Georgia,serif;">1920-1930 American Historical events- 1927- Louis Charles flies across atlantic (New york to Paris) in his aeroplane to do it first. 1928- Penicilin Discover by Sir Alexander Fleming, Penicilin helps fight bacteria in the body. 1929- Wall Street Collapeses causing everyone to be poor. From loosing to much money which cause Great dpression.
 * <span style="color: #000000; font-family: Georgia,serif;">1920-1930- International History- 1921- Irish rebels and Britain sign a peace treaty to let Ireland to be a free Country From Britains Control. 1924- The 8th Olypic Games are held in Paris and the star is Paavo of Finland who won 5 Gold Medals. 1926- John Baird shows England The first television ever made. he showed this to them even though there were to Television Stations out there yet [[image:http://www.lgfl.net/lgfl/leas/islington/schools/china/web/olympics/home/section0-tvl-backto--media-2-quizX5Fid-z20080509140807638X2Dw008.dbplc.comX2DX54X50X2DX50rocessor63X2D1457-u-20080509140807638X2Dw008.dbplc.comX2DX54X50X2DX50rocessor63X2D1457-z-f.gif width="114" height="88"]][]
 * <span style="color: #000000; font-family: Georgia,serif;">Informational Sites-http://www.1920-30.com/, [], []
 * <span style="color: #008080; font-family: Georgia,serif;">[[file:1920-1930.TL5]]