Ta’shun Richardson Alexander Graham bell 2 nd period.
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Transcript of Ta’shun Richardson Alexander Graham bell 2 nd period.
Ta’shun Richardson
Alexander Graham bell2nd period
My Inventor
• Alexander was born on march 3,1847 in Edinburgh Scotland
• Alexander also spent some time in Boston an became a American citizen
Background
• Alexander studied his inventions while studying deaf people
• Alexander also worked as a speech therapist
Info
• Alexander was the leading authority on elocution and speech correction
• In 1872 Alexander founded a school for deaf people
Alexander's invention
• Alexander invented the telephone• The purpose of his invention was to
find a way to communicate to others without being face to face
Alexander’s invention was beneficial because now we can talk to each other without being face to face
Why I like this Inventor
• Alexander is my favorite inventor because I love using my cell to text and talk to others
More Info
• Alexander also invented the microphone• In 1856 he invented the electrical speech
machine
Info
• When Alexander was eleven he invented a machine that could clean wheat
• He died on August 22 1922
Info
• Alexander was a pioneer in the field of telecommunications
• In 1878 Alexander had set up the first telephone exchange in New Haven
Info
• After the telephone invention Alexander invented the photophone it was a device that enabled sound to be transmitted on a beam of light
Info
• In 1896 Alexander was elected first president of natural geographic society
• In 1877 Alexander formed a telephone company to operate local telephone exchange operation
Info
• A while before Alexander filed a patent application in 1875 Daniel Drawbaugh claimed to have invented the telephone but since he had no proof the court rejected him
Resources
• www.agbell.org/• www.pbs.org/wgbh/amex• www.ideafinder.com