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Plumb-Level.

Description: Patent for a modified and improved plumb-levels that allow for consistent and accurate readings, as well as the ability for the level to adjust after being harmed.
Date: January 27, 1914
Creator: Rutledge, Caleb C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Window Construction.

Description: Patent for window construction improvements to allow for construction of fireproof windows with fireproof sashes which are easily removable for repair or replacement. Improvements include method of securing glass in sashes without using putty, and sashes which will close automatically when subjected to "an unusually high temperature" (line 29).
Date: March 27, 1906
Creator: Miller, William Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Road-Scrapers.

Description: Patent for a new improvement in the construction of road-scrapers to make them more facilitating, faster, and with less animal power required.
Date: January 27, 1874
Creator: Tate, Thomas M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Track-Laying Machine

Description: Patent for Tracking Laying machine.The combination of train of cars, sectional tramway, and extending along the sides of the car gives means for disconnecting the connection. The fore-mentioned applications improves tack laying machines.
Date: May 27, 1913
Creator: Simpson, Charles, M. & Smith, Howard F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tank Furnace

Description: Patent for a tank-furnace for the purpose of an easier way to heat water. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: November 27, 1917
Creator: Yaeger, George
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Scaffold-Bracket

Description: Patent for a support for scaffolds or ladders on shingled roofs. Illustrations included.
Date: August 27, 1912
Creator: Wilkerson, Thurston A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sliding-Door-Operating Mechanism.

Description: Patent for improvements in the sliding door mechanism to prevent doors from slipping out of their tracks and hold doors yieldingly in their tracks during operation, illustrations included.
Date: August 27, 1918
Creator: Fite, Frank James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Solid-Rim Wood Column.

Description: Patent for a new construction for wooden columns that were previously produced by joining strips of wood together.
Date: February 27, 1906
Creator: Robinson, Lee A. & Bible, Hunley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fireproof Window.

Description: Patent for the Fireproof Window that reduces the construction cost and provide means for automatically closing the lower sash based on the predetermined temperature.
Date: March 27, 1906
Creator: Miller, William Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Siding Gage

Description: Patent for siding gage. This design is meant to be a cheap, durable, and convenient gage for use in siding.
Date: October 27, 1903
Creator: Blohm, Ernest J. H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Floor-Surfacing Machine.

Description: Patent for a new floor-surfacing machine that is "pivotally mounted upon supporting carriers and carrying an abrading roller which may be forced into contact with the floor to be smoothed, or withdrawn from said contact by operating the machine upon its pivoted support" (lines 11-18), which includes illustrations and instructions.
Date: December 27, 1910
Creator: Warner, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Gripping Device.

Description: Patent for a device designed to hold and sustain a string of pipe in an elevated position during the process of unscrewing and separating it into sections, primarily used for drilling operations where pipes are connected and disconnected within a borehole.
Date: September 27, 1921
Creator: Steen, Buford J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Separating Liquids in Emulsion.

Description: Patent for improved apparatus for separating liquids in emulsion (relates to improved apparatus for separating one liquid from another) when found in emulsion and has especial reference to means for rapidly and effectually dehydrating petroleum oil emulsion.
Date: May 27, 1919
Creator: McKibben, Charles W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for tools used for construction, plumbing, machinery, home renovations, and many more.
Date: February 27, 1923
Creator: Edwards, Charles R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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