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in place name: "United States - Texas - Williamson County - Granger"  
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Cotton-Topper

Description: Patent for a cotton topper that can be used as an attachment for a wheeled cultivator. Illustrations included.
Date: September 8, 1908
Creator: Schwarz, Oscar
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gearing.

Description: Patent for a speed transmission device that simply and efficiently changes the gears in an automobile especially at fluctuating speeds.
Date: September 13, 1921
Creator: Anderson, Bert
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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