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BY: TAMAIRA GLOVER &
KRISTY LEE !
OUR TIMELINE .
1802
Richard Trevithick granted a patent for the steam locomotive
Commercial electric motor invented by Thomas Davenport
1843
Typewriter invented by Charles Thurber
Phonographic Correspondence Society formed in England
1856
Book & newspaper folding machine patented by Cyrus Chambers, Jr.
Property of magneto-resistance was discovered by William Thomson
1868
The electric voice machine was patented by Thomas Edison
Trachoma color photo process patented by Louis Duos du Huron
1877
Microphone invented by Emile Berliner
Process for hard drawn copper wire developed by Thomas Doolittle
1877 First tape recorded voice by Thomas Edison
Phonograph invented by Thomas Edison
Household use of electricity made available by Thomas Edison
1884
Linotype machine invented by Ottmar Mergenthaler
1884 Data processing machine and punch
cards invented by Herman Hollerith
1895
Radio signals invented by Guglielmo Marconi
Cinematograph developed by Augusta and Louis Lumpier
1923
Sound film invented by Lee DeForest
Television invented by Philo Farnsworth
1956
Optical fibers invented by B. Hirschowitz, C. W. Peters, and L. Curtiss
Videocassette recorder invented by Charles Paulson Ginsburg with Ampex
1958
First integrated circuit produced in the U.S. by Jack Kirby and Robert Nonce
Computers built with transistors mark beginning of second generation computers
1959
More than 200 programming languages are created by this date
International Business Machines (IBM ) creates desk-sized computers for businesses and scientists
1984
IBM produces the PC AT with an Intel 80286 microprocessor
Hewlett Packard produces first Laser Jet printers for PCs
Apple manufactures the MacIntosh computer with a graphical user interface