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Wrench.

Description: Patent for a chain wrench "in which both of the jaws are similar and interchangeable and provided with additional sets of teeth whereby the life of the jaws is increased" (lines 12-16) including instructions and illustrations.
Date: August 18, 1914
Creator: Hall, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vehicle-Indicator

Description: Patent for a vehicle-indicator that is designed for use on vehicles such as automobiles, to indicate the movement of the vehicle. Other objects of this include that it alerts those around of the intended movement of the vehicle being driven.
Date: August 19, 1919
Creator: McManus, Lewis R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Machine for Welding Tubes.

Description: Patent for a new and improved machine for welding tubes. This design "has relation to machines for welding flues; and it consists in the improved construction and combination of operative parts" (lines 22-25).
Date: August 29, 1882
Creator: Charlton, James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Strainer

Description: Patent for a well-strainer, specifically to "a cap or plug applied directly to a cap or plug applied directly to an aperture in a pipe-section used for wells." (lines 9-12)
Date: August 21, 1906
Creator: McEvoy, J. H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Cleaner.

Description: Patent for improvements for cleaning oil, water, and gas wells that goes into the well and flushes out a clogged screen.
Date: August 6, 1920
Creator: Bashara, Samuel F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Measuring-Machine.

Description: Patent for a machine measures out already established amounts of grains, coffee, sugar, etc., to be put into bags and delivered to customers, including illustrations.
Date: August 10, 1915
Creator: Hewson, Frank M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel.

Description: Patent for a new type of swivel. This swivel allows for adjustments without removing any parts on the outside of the swivel. The parts are also made more simplistic and of stronger material.
Date: August 3, 1909
Creator: Layne, Mahon E. & Hall, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut Lock.

Description: Patent for a device for mounting for rotary cutting disks. It will be a safer way to work with well drilling operations
Date: August 25, 1914
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Cup.

Description: Patent for an oil cup to be used for lubricating bearings that can be regulated with a valve to control the flow of the lubricant.
Date: August 26, 1913
Creator: Dawley, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mineral-Prospecting Apparatus.

Description: Patent for an "apparatus for drilling and obtaining samples or specimens of minerals" (lines 12-13), and obtaining accurate samples of ores in situations where they would otherwise be washed away by water or broken apart. The patent includes illustrations.
Date: August 26, 1913
Creator: Andrews, Benjamin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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