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Cotton-Gin.

Description: Patent for a cotton gin with novel saws that are constructed in sections and placed in a way to reach more cotton entering the device, including illustrations.
Date: January 19, 1915
Creator: Stephens, Louis K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sheet-Metal Tank

Description: Patent for a sheet metal tank supported by outside beams made of metal studs or sheets. The design also provides means by which the tank can be sheathed and secured by concrete.
Date: October 19, 1915
Creator: Harry, Owen K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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