Changes+and+Advances+in+Technology

__**CHANGES AND ADVANCES IN TECHNOLOGY DURING THE TWENTIETH CENTURY**__

1901- Hubert Booth invented the vacuum cleaner. 1902- Willis Carrier invented the air conditioner. 1903- The Wright brothers invent the first gas powered motored and manned airplane. 1906- William Kellogg invents Corn Flakes. 1910- Thomas Edison motion pictures. 1919- Charles Strite invents the Pop Up toaster. 1922- Frederick Grant Banting invents insulin. 1927- Edward Haas III invents Pez candy. 1932- Edwin Herbert Land-Polaroid photography. 1933- Frequency modulation (FM) invented by Edwin Howard Armstrong. 1944- Willem Kolff invented the kidney dialysis machine. 1950- First credit card (Diners) invented by Ralph Schneider. 1967- The first handheld calculator was invented. 1973- Gene splicing was invented. 1997- The gas powered fuel cell was invented.

Today we have long passed many of these inventions.