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Experimental Incandescent Lamp

Sawyer, William E. · 1878 · overall: 9 1/2 in x 2 3/8 in; 24.13 cm x 6.0325 cm

From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.

About this work

Experimental incandescent lamp, U.S. Patent #210809. The radiator consists of a copper ribbon folded into 5 strips.

National Museum of American History’s own description

Subjects

Credit lineExperimental Incandescent Lamp. 1878. Sawyer, William E.. National Museum of American History. CC0.

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