Alexander Graham Bell
Published on Nov 19, 2015
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PRESENTATION OUTLINE
ALEXANDER GRAHAM BELL
- Born in Edinburgh,Scotland
- Born:March 3,1847
- Died:August 2,1922
- Known for being an inventor
- Invented the first telephone
Photo by Thiophene_Guy
EARLY LIFE
- His mother was Elisa Symonds
- His father was Alexander Bell
- Had two brothers
- Melville and Edward
- Both died of tuberculosis
Photo by VinothChandar
CAREER
- Taught Visible Speech in London
- Moved to Boston and joined the Boston School for the deaf
- Became a professor of vocal physiology and speech at Boston University
- In 1873 Alexander began experimenting with different technology
- Mostly on the harmonic telegraph
Photo by .:shk:.
CAREER
- Met Thomas A. Watson
- Young mechanist and technician
- Brought all the things Bell needed for his experiment
- Then became Bell's assistant
- Took 6 years to perfect the telephone
Photo by abbyladybug
TELEPHONE
- After experimenting the whole summer
- Bell wrote a patent specification during the fall
- Filed it on February 14,1876
- Just a few hours Elisha Gray went to the patent office
- Went to patent his own telephone design
TELEPHONE
- Bell's patent was granted
- March 7,1876
- First message transmitted was on March 10th
- "Mr.Watson,come here, I want you!"
- 3 months later his invention was popular
Photo by national museum of american history
BELL COMPANY
- After a year of refining the telephone
- He found the Bell Telephone Company
- On July 9,1877
- Later on that year the first telephone was installed a private home
- Introduced the telephone to England and France
Photo by seychelles88
ALEXANDER GRAHAM BELL
- 1980's AT&T emerged from Bell's Telephone
- Bell's invention changed the way the world communicates
- Worked extremely hard on this invention
- He overcome many obstacles
- Bell was very passionate about inventing
Photo by PatrickCain
