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forever flashlight



Flashlight by Conrad Hubert in 1902

Although a flashlight is a relatively simple device, its inventor did not occur until the late 19th century becouse it depended upon the earlier invention of electrii battery and electric light. Conrad Hubest received a US patent in 1903 issued august 26, for flashlight with an on/off switch in the now familiar cylindrical casing containing lamp and batteries.

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