UNT Libraries Government Documents Department - 21 Matching Results

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Combined Shaft Holder and Wrench.

Description: Patent for a new and improved shaft-holder and wrench. This design "consist[s] of the arms having their lower ends tapered to form screw-drivers of different sizes, the heads on the upper ends of the arms, the jaws on the heads, and the threaded shaft attached to one of the arms and engaging a tapped aperture in the other arm" (lines 92-98).
Date: January 8, 1889
Creator: Nott, Henry W.
Item Type: Refine your search to only Patent

Cotton-Gin

Description: Patent for improvements that may be added to a cotton gin to facilitate the removal of lint from the saw through the use of air suction, increasing ginning efficiency.
Date: January 5, 1915
Creator: Wooldridge, John
Item Type: Refine your search to only Patent

Improvement in Sawing-Machines.

Description: Patent for improved sawing-machine, which can be operated either horizontally or vertically so that trees may be felled and cut up with one machine, the driving mechanism of which is in a protective housing.
Date: January 27, 1874
Creator: Morey, Harvey & Bellah, Samuel H.
Item Type: Refine your search to only Patent

Rail-Joint.

Description: Patent for improvements to the joints for railway rails to prevent "bumping of the wheels against the ends of rails and the cross ties adjacent to the joints" (lines 16-18) including illustrations.
Date: January 21, 1908
Creator: Adams, Powell O.
Item Type: Refine your search to only Patent

Texas Attorney General Opinion: O-209

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Gerald Mann, regarding a legal question submitted for clarification: Validity of the Milam County Special Tax Contract.
Date: January 26, 1939
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text
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