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Core-Barrel.

Description: Patent for a core barrel for use in rotary drilling of oil or water wells, that will allow for easy extraction of the upwardly extending column of material.
Date: October 14, 1919
Creator: Humason, Granville A. & Childs, William L.
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

Conveyer System.

Description: Patent for "an improved conveyer system that will take a package and automatically carry it to any selected point along the system, discharge the package and return to the starting point" (lines 8-12), including illustrations.
Date: March 18, 1919
Creator: Hanak, Edward
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boring-tool.

Description: Patent for a device "designed particularly for boring out cylinders of internal combustion engines" (lines 12–13), includes illustrations.
Date: August 19, 1919
Creator: Dedman, Henry W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Burner.

Description: Patent for an inexpensive and efficient burner for oil "with a maximum production of heat." (lines 14-15) including illustrations.
Date: November 18, 1919
Creator: Upton, Arthur L. & Immer, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cross-Roller Drill-Bit

Description: Patent for an improvement upon a prior patent for a rolling drill cutter. The drill bit is designed with several rotating saw like structures which assist in the drilling process.
Date: December 27, 1919
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bulkhead.

Description: Patent for bulkhead that is "adapted for use as a sea wall or quay wall" (lines 10-11).
Date: March 25, 1919
Creator: Sands, Edward E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Patent for Diver's Mask

Description: Patent for Diver's Mask that has a water-tight contact with the wearer's face. This mask allows for an inlet and outlet for air and eliminates the need for an ordinary diver's helmet and suit.
Date: December 9, 1919
Creator: Runyan, Benjamin F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve Remover.

Description: Patent for "an improvement in combination tools...adapted for use with internal combustion engines...mechanism is provided for assisting in valve removing." [lines 8-14]
Date: December 2, 1919
Creator: Ingram, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vehicle

Description: Patent for a vehicle that can carry heavy loads and can turn around in a small space and can turn easily on a crooked road.
Date: July 1, 1919
Creator: Menning, Otto H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Truck.

Description: Patent for a truck or hand cart useful for loading and unloading at depots. This hand cart has has a hand actuated lift for lifting objects to the height of the loading vehicle.
Date: November 17, 1919
Creator: Thomas, Theodore G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Jack.

Description: Patent for improvements in jacks used for shipbuilding. The device described is designed to aid in the processes of fastening siding to the ribs of a ship hull by first forcing the boards that form the siding close together so that they can then be secured to the hull's ribs. The improvements this jack provides is the necessary force required to closely align the boards easily and quickly before they are nailed in place. This mechanical device is lightweight, efficient and easy to repair. It ca… more
Date: July 22, 1919
Creator: Singleton, James D.
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

Lint Separator and Cleaner.

Description: Patent for machine that separates lint cotton and removes dirt and dust from the machine while it pulls cotton in, including illustrations.
Date: August 12, 1919
Creator: Meyers, Frank Wynne
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Load-Indicator.

Description: Patent for a Load-Indicator for tools being used in drilling a well. The indicator gives an accurate measure of the weight upon the drill, allowing operators to adjust the weight accordingly.
Date: November 25, 1919
Creator: Fletcher, Harold W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tunneling-Machine.

Description: Patent for a tunneling machine that has the ability to easily change course and utilizes a conical shaped shell to receive loose earth and convey it towards the mouth of the tunnel. The invention also has a rotating head connected to the carrying vehicle meaning that the machine is supported and driven forward against the tunnel as it is cut away.
Date: December 30, 1919
Creator: Dana, Frank L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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