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in creator/contributor: "Walton, A. R."  
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Lint Packing Appratus

Description: Patent for a lint packing apparatus for collecting packing lint from a gin saw. Illustrations included.
Date: September 13, 1910
Creator: Cameron, George W.; Muennink, George & Muennink, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam Feed

Description: Patent for a steam feed. This invention is designed "for sawmill carriages characterized by a steam cylinder, and a piston operating in the cylinder and having its rod connected to the sawmill carriage" (line 9-12). Illustration included.
Date: May 30, 1911
Creator: Black, Lee Jackson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for the hydraulic swivel. This is an improvement to the hydraulic swivel that already exists. It involves "the rotary well-drilling machines, to permit the flow of water to the point of the drill." (Black)
Date: December 1, 1914
Creator: Black, Lee J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drilling-Machine

Description: Patent for a rotary drilling machine for drilling oil wells that has a stronger grip than previous drills.
Date: August 6, 1912
Creator: Black, Lee J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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