**Although a flashlight is a relatively simple device, its invention did not occur until the late 19th century because it depended upon the earlier invention of the electric battery and electric light. Conrad Hubert received a US patent in 1903 , number 737,107 issued August 26, for a flashlight with an on/off switch in the now familiar cylindrical casing containing lamp and batteries.
Invention:
flashlight in 1902
Function:
noun / flash·light, flashlight, flash-light
Definition:
a small portable battery-powered electric lamp, typically flashlight consists of a small electric light bulb with associated parabolic reflector, powered by electric batteries, and with an electric power switch
Patent:
737,107 (US) issued August 26, 1903
Inventor:
Conrad Hubert (aka Akiba Horowitz)
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Criteria:
First practical. Modern prototype. Entrepreneur.
Birth:
April 15, 1856 in Minsk, Russia
Death:
1928
Nationality:
American (of Russian decent)
1 comments:
Conrad Hubert and his parents left Russia due to anti-Semitism. He is born in where is today in Belarus. Therefore, he is a Belarusian of Jewish descent.
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