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Rotary Engine.

Description: Patent for a rotary steam engine, which allows the piston to move more freely in the engine.
Date: September 17, 1907
Creator: Walker, James C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Cleaner and Distributer.

Description: Patent for improvements on cotton cleaners and distributors, specifically means for pneumatically raising cotton, cleaning the dirt from said cotton, and releasing quantities of cotton collected in the distributor.
Date: September 17, 1901
Creator: Seifert, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cartridge for Guns.

Description: Patent for "a projectile having an elliptical cross-section and slight longitadinal twist for use in guns provided with a corresponding bore." (lines 8-11), including description and illustrations.
Date: September 24, 1901
Creator: Cole, William F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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