Thomas Alva Edison Anežka Suchá, O8A

Thomas Alva Edison 1847 – 1931; born in Milan, Ohio American inventor Phonograph, motion picture camera, light bulb

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

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

Becoming an inventor New York City – first invention: the Universal Stock Printer → independent entrepreneur New Jersey – Menlo Park – industrial research 1880‘s – main inventions

Inventions Phonograph = gramophone for recording and reproduction of sound records

Inventions Light bulb The Edison Illuminating Company Electricity for cities

Inventions Motion picture camera Alkaline storage battery

Privat life First wife Mary – three children Second wife Mina One of the best friends – Henry Ford

Industrialist and Business manager Supervisor of many laboratories WWI – head of Naval Consulting Board Inventions for military use Only defensive weapons

Final Years Florida with his wife Diabetes † 1931 Turning off lights round the world

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

Edison‘s importance 1 st technological revolution Create modern electric world Greatest inventor of all time „Genius is one percent inspiration, ninety-nine percent perspiration.“ edison /videos

Sources ?page= ?page= edison.html edison.html