Lewis Latimer’s Invention Drawing
Drawing
A technical drawing of an electrical device, likely related to incandescent lighting or filament manufacturing. The detailed schematic illustrates a mechanical structure with two suspended lightbulbs and a set of tubes, valves, and structural supports. The drawing is signed by Lewis H. Latimer in the bottom right corner, identifying him as the inventor.

Lewis Howard Latimer was a pivotal figure in the development of electric lighting, contributing significantly to the refinement of the carbon filament in incandescent lightbulbs. His technical expertise extended beyond engineering; he was also a skilled draftsman who prepared patent drawings for Alexander Graham Bell, Hiram Maxim, and Thomas Edison. Latimer played a crucial role in standardizing electric lighting systems and was instrumental in designing and improving manufacturing processes for electric lamps.
Latimer Family Papers (1870-1996 ) [QPL Full Collection]
Bottom Right: Inventor, L.H. Latimer Bottom Left: Incases