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Alexander Graham Bell used to communicate with his deaf mother by speaking his words up against her forehead.
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Electronics > Lighting
On 28th January, 1807, Pall Mall became the first street to be lit with gas lighting... Read more »
On 29th August, 1831, Michael Faraday demonstrated the use of the first electric transformer... Read more »
On 27th January, 1880, The electric light bulb was patented by Edison... Read more »
On 31st March, 1880, Wabash, Indiana, became the first city to use electrical lighting... Read more »
On 10th March, 1891, Nikola Tesla patented his noise reducing Method of Operating Arc-Lamps... Read more »
On 19th January, 1915, A forerunner to neon lighting was patented by Georges Claude... Read more »
On 18th April, 1916, Irving Langmuir patented his Incandescent Electric Lamp... Read more »
On 2nd March, 1949, The first automatic street lights were installed... Read more »
On 30th January, 2004, Shuji Nakamura won a settlement after his work with blue LEDs... Read more »
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