thomas alva edison anežka suchá, o8a. thomas alva edison 1847 – 1931; born in milan, ohio...
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Thomas Alva Edison
Anežka Suchá, O8A
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Thomas Alva Edison
• 1847 – 1931; born in Milan, Ohio • American inventor• Phonograph, motion picture camera, light
bulb
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Childhood
• A hyperactive child, his mother taught him at home
• Scarlet fever → hearing problems• He was really interested in knowledge• Grand Trunk Railroad line – selling newspapers
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Early carrier
• He taught how to operate telegraph → telegraph operator
• Age of Civil war• He read widely, studied and experimented
with telegraph technology• He lost his job because of his handicap• His mother was falling into mental illness and
his father was unemployed
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Becoming an inventor
• New York City – first invention: the Universal Stock Printer
→ independent entrepreneur• New Jersey – Menlo Park – industrial research• 1880‘s – main inventions
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Inventions
Phonograph = gramophone• for recording and reproduction of sound
records
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Inventions
Light bulb• The Edison Illuminating Company• Electricity for cities
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Inventions
Motion picture camera
Alkaline storage battery
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Privat life
• First wife Mary – three children• Second wife Mina• One of the best friends – Henry Ford
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Industrialist and Business manager
• Supervisor of many laboratories• WWI – head of Naval Consulting Board• Inventions for military use• Only defensive weapons
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Final Years
• Florida with his wife• Diabetes † 1931• Turning off lights round the world
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Interesting facts
• 1,093 U.S. patents• Only self-education, no school • Edison proposed Mina to marry him in Morse
code• He invented the basic tatoo maschine
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Edison‘s importance
• 1st technological revolution• Create modern electric world• Greatest inventor of all time„Genius is one percent inspiration, ninety-nine
percent perspiration.“http://www.biography.com/people/thomas-edison-9284349/videos
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Sources
• http://www.biography.com/people/thomas-edison-9284349?page=4
• http://www.thomasedison.com/• http://inventors.about.com/library/inventors/bledison.htm• http://edison.rutgers.edu/biogrphy.htm• http://www.lolade.com/2013/06/facts-details-about-thomas-
edison.html