Flashlight with hand-drive generator

Flashlight with hand-drive generator, patented 9 September 1924

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Flashlight with hand-drive generator, patented 9 September 1924
Science Museum Group
© The Board of Trustees of the Science Museum

Flashlight with hand-drive generator, patented 9 September 1924, by Campbell Manufacturing Co., USA

Details

Category:
Lighting
Object Number:
1985-556
type:
flashlight
credit:
H.M. Tower of London