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in place name: "United States - Texas - Wichita County - Burkburnett"  
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Vacuum-Regulator for Oil-Pumps.

Description: Patent for vacuum regulator for oil pump. This device is simply constructed and easy to operate. It is an automatic cut-off in the vacuum of the pipe line to the pump.
Date: March 12, 1918
Creator: Hobb, James W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Underreamer.

Description: Patent for an underreamer with improved construction and increased operating efficiency; including illustrations.
Date: December 9, 1913
Creator: Wagner, Warren
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for improvements to pumps in working barrels, packing, and packing chambers, the purpose of which is to eliminate easily worn parts and improve the efficiency of these pumps, including illustrations.
Date: November 28, 1922
Creator: Kerr, Michael A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gripping Tool

Description: Patent for improvements to gripping tools for tubing and other round objects with illustrations.
Date: September 26, 1919
Creator: Drake, Charles W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Tongs.

Description: Patent for "a new and useful improvement in pipe-tongs" (lines 5-6) including illustrations and instructions.
Date: July 21, 1914
Creator: Meredith, John De Witt
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Device for Recovering Tools from Wells.

Description: Patent for a device to lift and recover tools, such as drill-bits, that have been dropped or lost in wells. The device features two prongs that may be engaged to grip or secure in a "biting hold" (line 50) various objects, illustrations included.
Date: September 9, 1919
Creator: Scott, Augustus B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing-Pulling Apparatus.

Description: Patent for an apparatus to more easily and more economically remove well-casings from the ground when an oil well is no longer in use.
Date: November 29, 1921
Creator: Wilson, John Hart
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boring and Threading Tool.

Description: Patent for an inexpensive, efficient boring and threading tool that "will enable a smooth and even surface to be produced with a minimum of skill on the part of the operator" (lines 18-21).
Date: June 21, 1921
Creator: Wells, Daniel Doolittle
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Calk Attachment For Horseshoes

Description: Patent for new and useful improvements in calk attachments for horseshoes. The objective is to provide detachable means applicable to the conventional types of shoe without any modifications.
Date: March 29, 1921
Creator: Douglas, John Davies
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Water-Motor.

Description: Patent for a more powerful and efficient water motor which is durable and comparatively affordable to manufacture.
Date: August 16, 1921
Creator: Brady, Enoch J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automobile-Signal.

Description: Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.
Date: November 15, 1921
Creator: Squier, William Ernest
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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