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Rat Trap

Description: Patent for a rat trap. Illustration included.
Date: December 28, 1909
Creator: Turnbo, Lycurgus S.
Partner: UNT Libraries Government Documents Department

Incandescent Lamp

Description: Patent for incandescent lamp. Illustration included.
Date: December 28, 1909
Creator: Crutchfield, Charles H. & Deshong, Andrew W.
Partner: UNT Libraries Government Documents Department
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