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Lantern.

Description: Patent for an improved lantern that allows for lighting and extinguishing flame, and refilling oil, without having to lift the glass chimney. Includes illustrations.
Date: October 3, 1911
Creator: Ebrite, Lewis C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Transmitting Sound-Waves

Description: Patent for transmitting sound waves by magnetic induction and to "furnish an apparatus by which these different vibrations can be heard at the receiving end" (lines 20-22). Includes descriptions and illustrations.
Date: October 17, 1911
Creator: Harvey, Fred Brown
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Gin.

Description: Patent for cotton gin, which includes a huller roller, seed bar, and seed grate to separate and remove seeds from the cotton. Ginning points/pins are used instead of saws. Due to the positioning of the ginning points/pins, the surface of the ginning cylinder in its entirety is available for ginning and there are fewer mechanical friction points.
Date: October 17, 1911
Creator: Hollingsworth, Joseph C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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