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Hairpin

Description: Patent for preventing "the accidental displacement of the dislodgment of the pin from the hair of the wearer." (Lines 11-12).
Date: September 11, 1919
Creator: Nalle, Charles R. of Forth Worth, TX
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Indicator for Vehicles.

Description: Patent for a device for vehicles which can signal turns and stops. Designed to be used in place of the driver's hand, this device consists of indicator arms mounted of either side of a vehicle and button controls placed near the driver's seat. Illustrations included.
Date: December 30, 1919
Creator: Hutchison, William F., Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wire-Working Machine.

Description: Patent for improvements in Wire-Working Machines that forms hangers for "coats, trousers, and other clothing" (lines 11-12). Provides a more inexpensive, faster, and more accurate machine that uses less power, includes illustrations.
Date: December 16, 1919
Creator: Shelton, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Cleaner.

Description: This invention relates to an improved well cleaner, and has for its principal object to provide a device of this kind adapted to be positioned in a well casing to direct a volume of air into the casing for cleaning the valves and straining elements thereof. A further object of the invention is to provide an automatic means for sealing the cleaner for holding the fluid within the well casing, against back pressure, during the cleaning operation. (Lines 8-19)
Date: October 18, 1919
Creator: Sargent, Lemuel H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Jack.

Description: Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Jack

Description: Patent for an improved pump jack to increase its power when in use.
Date: July 15, 1919
Creator: Dayton, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tire Casing Core

Description: Patent for a tire casing core designed to make the installation and removal of casings from tires easier to perform with a reduced risk of damaging either item.
Date: April 15, 1919
Creator: Hibbs, C. D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow

Description: Patent for a modification of a plow that improves ease of use. Additionally the plow adds wings that allow plowing of soil at different angles.
Date: October 21, 1919
Creator: Richardson, William T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pie-Carrier.

Description: Patent for "relatively inexpensive carriers for delivering or shipping pies" (lines 11-12), including one illustration.
Date: July 15, 1919
Creator: Hubig, Simon
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Saw-Gummer.

Description: Patent for saw gummers with simplified operation and adjustable attachments, enabling quicker gumming or sharpening of gin or metal saws, such as those in a cotton gin.
Date: August 12, 1919
Creator: Helm, Clyde D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for improving the way washing machines clean materials. This invention also simplifies the inter-working parts that make the device function properly.
Date: January 21, 1919
Creator: Tackaberry, William J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Molding Device

Description: Patent for the improvement of multi-pieced molds through the introduction of a gate and tube that allows for rapid coring of a mold.
Date: December 2, 1919
Creator: Hawkins, Alda F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dehydrating Apparatus.

Description: Patent for an improved food dehydrating apparatus, in which the air pressure in bins of items being dehydrated can be regulated individually, including illustrations.
Date: October 28, 1919
Creator: Taylor, Clarence R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hollow Building-Tile.

Description: Patent for hollow building blocks or tile in a block form with a groove to easily insert a nailing strip which can be secured with nails or screws.
Date: July 15, 1919
Creator: Taylor, James T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Screen-Hanger.

Description: Patent for more accessible window screen hangers. The inventors claimed that these improved screen hangers eliminated the challenge of hanging window screens on the exterior of tall buildings. These screen hangers allowed customers to hang, adjust, and clean screens from the inside of buildings.
Date: December 9, 1919
Creator: Agee, Howard L. & Agee, Sidney A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Power-Jack.

Description: Patent for improvements on the power-jack, which help bring liquids to the surface. Specifically designed "to provide a power mechanism for balancing the load or work at all points of the stroke." (lines 11-13), including illustrations.
Date: October 21, 1919
Creator: Dayton, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Even-Balance Pump-Jack

Description: Patent for "increasing the power of the pump jacks" (lines 10-11) for improved uniformity during the upstroke and the downstroke.
Date: February 4, 1919
Creator: Dayton, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boring-Bar.

Description: Patent for improvement in boring-bars, particularly in the ability to hold the tool securely "in place during operation and which will prevent the cutting tool from becoming loose in its socket or holder" (lines 12-15). Additional operations include the boring bar turning off or cutting on the outside in instances "where the lathe will not swing over the carriage" (line 19) and the cutting on both "the inside or outside of the work equally as well" (lines 16-18).
Date: January 21, 1919
Creator: Bird, John M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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