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Arc-Lamp

Description: Patent for an arc lamp which does not spark for use in headlights for trains and automobiles and in street lights.
Date: June 28, 1910
Creator: Anderson, Thomas J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Hoisting Liquids from Wells.

Description: Patent for an “apparatus for raising liquid from wells by means of a compressed fluid, such as air or other vapors or gas“ (lines 9-12). The apparatus leaves liquid from the well under normal pressure during hoisting or pumping, and allows for varying amounts of liquid to be extracted.
Date: October 28, 1913
Creator: McCall, Duncan D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Closure for Refrigerators and the Like

Description: Patent is to "provide a simple and efficient construction of doors or lids for refrigerators, refrigerator cars, ice boxes, fireless cookers, telephone booths and the like, and as fire doors for storage houses, and wherever it is necessary or desirable to provide for facility of movement in opening or shrinking, due to head or cold, dampness or dryness, or other climatic or atmospheric or similar changes or conditions, while insuring an air tight, smoke, fire and bug proof, and heat insulating … more
Date: May 28, 1918
Creator: Seifert, John W. of Houston, TX
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Partner: UNT Libraries Government Documents Department

Liquid Dispensing Apparatus.

Description: Patent for "certain new and useful Improvements in Liquid Dispensing Apparatus" (lines 5-7) describing new improvements, including instructions and illustrations.
Date: November 28, 1916
Creator: Bradley, Richard C.; Kinnebrew, Lee; Eastham, J. Malley & Ireland, C. Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Strainer.

Description: Patent for improvements to well strainers. Plugs with slats are applied throughout the pipe, making the plugs stronger and capable of enduring more strain.
Date: September 28, 1915
Creator: McEvoy, Joseph H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Drilling Apparatus.

Description: Patent for drilling well apparatuses that approximate the weight imposed so that the weight can be regulated to improve efficiency, including instructions and illustrations.
Date: April 28, 1914
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Protector for Paper-Rolls.

Description: Patent for adjustable paper roll protector that prevents rolls of paper (such as what is used for newspaper printing) from becoming damaged during shipping and/or handling to prevent waste. Includes illustrations.
Date: May 28, 1918
Creator: Staley, William O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Protective Covering For Ice-Bags.

Description: Patent for protective coverings for ice-bags, providing a device to be applied to an ice cap or bag to protect the bed clothing from becoming wet due to the sweating of the bag.
Date: November 28, 1916
Creator: Slataper, Alice L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Switch-Hook

Description: Patent for a switch lock which prevents "splitting" (line 13). Illustrations included.
Date: January 28, 1908
Creator: Tullock, John Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spindle-Bushing

Description: Patent for a spindle-bushing, a device used to "repair worn axle spindles and hub sleeves" (lines 10-11) by encasing the worn spindles or sleeves with outer shells.
Date: November 28, 1905
Creator: Hines, Jessie J. & Wilkerson, Eldred B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to double-mold-board plows, such as lister or middle-breaking plows. Its principle features are the depressed center bar, the removable point upon the center bar, and the removable shares" (lines 8-12).
Date: May 28, 1889
Creator: Tebbetts, Lewis B.; Pope, Charles H. & Stewart, John A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Converting Apparatus.

Description: Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Packer for Wells

Description: Patent for a well packer, specifically for oil wells, for the purpose of facilitating the formation of watertight joints between outer and inner pipes.
Date: June 28, 1921
Creator: Fondren, Walter William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sweat-Band.

Description: Patent for a sweat band designed to be secured within a hat which is elastic so that it may be made to bind or grid the head of the wearer and secure the hat firmly on the head, including illustrations.
Date: November 28, 1916
Creator: Heady, Louis, B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Thermostat.

Description: Patent for an improved and automatic thermostat tool to regulate temperature including instructions and illustrations.
Date: December 28, 1915
Creator: Royall, John H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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