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Device for Cleaning Wells

Description: Patent for improving the efficiency of oil wells.
Date: September 2, 1919
Creator: Sargent, Lemuel S.
Partner: UNT Libraries Government Documents Department

Automatic Pipe Coupling

Description: Patent for improvement on the methods of controlling oil flow.
Date: September 2, 1919
Creator: Childs, William L.
Partner: UNT Libraries Government Documents Department

By-Pass Draft Fan

Description: Patent for bypass draft fans used for the functioning of pneumatic conveyors. Pneumatic conveyors are used to transport solid materials through pipelines with the flow of air or other gases. Most pneumatic conveyors are located in mechanical processing plants.
Date: September 2, 1919
Creator: Martin, George W.
Partner: UNT Libraries Government Documents Department

Spark-Plug

Description: Patent for improvement of spark-plugs, an automotive engine component.
Date: September 2, 1919
Creator: Hill, John L.
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for improvements to wrenches and monkey wrenches in particular, "improved construction and arrangement of adjustable jaw and improved means for locking the latter in its adjusted position and quickly releasing the same for readjustment" (lines 16-19) including illustrations and instructions.
Date: September 2, 1913
Creator: Waters, Richard Henry
Partner: UNT Libraries Government Documents Department

Well-Boring Apparatus

Description: Patent for a new and improved well-boring apparatus that rotates a drill stem. The drill is then elevated when it is desired to unscrew the joints.
Date: September 2, 1919
Creator: Headrick, James O.
Partner: UNT Libraries Government Documents Department

Window Fastener

Description: Patent for a "combined automatic window fastener and lock by means of which a sliding window-sash may be securely held and fastened at any desired point of elevation and locked against movement in either direction."
Date: September 2, 1902
Creator: Parks, Leonard D.
Partner: UNT Libraries Government Documents Department

Improvement in the Manufacture of Black Bottle-Glass.

Description: Patent for manufacturing black bottle-glass by using "combination with other ingredients, an earthy slate of a peculiar character, called "clay-slate," for the purpose of furnishing the coloring-matter of the glass,as well as forming one of the bases of the glass itself."(line 10-15) Instruction only, no illustration.
Date: September 2, 1856
Creator: McCully, John F.
Partner: UNT Libraries Government Documents Department

Trousers.

Description: Patent for a trouser pattern, "to so construct a pair of trousers that the waist portion thereof may be readily manipulated in order that the trousers may be easily converted from a stock size into a pair of trousers having a high waist band, a low waist band or a waist band at a line between high and low" (lines 12-19).
Date: September 2, 1913
Creator: Ludwig, John. A. & Moses, Jacob B.
Partner: UNT Libraries Government Documents Department

Tunnel-Driving Machine.

Description: Patent for "new and useful Improvements in Tunnel- Driving Machines" (lines 5-6), including instructions and illustrations.
Date: September 2, 1913
Creator: Speer, George F.
Partner: UNT Libraries Government Documents Department

Valve for Explosive-Engines.

Description: Patent for engine valves (rotary type) that are noiseless, connected to the the engine cylinders so that they are self grinding and self adjusting, and that cover and uncover the spark plug in a way that prevents fouling it.
Date: September 2, 1913
Creator: Ray, Albert J.
Partner: UNT Libraries Government Documents Department

Improvement in Washing-Machines

Description: Patent for "... an improved washing-machine which shall be simple in construction, convenient in use, easily operated, and effective in operation." (lines 12-15)
Date: September 2, 1879
Creator: Fuchs, Benjamin F.
Partner: UNT Libraries Government Documents Department

Improvment in Spray-Nozzles

Description: Patent for an improvement on spray nozzles for use with force pumps. These force pumps are used for spraying insecticide on cotton to protect the crop from cotton-worms and other insects.
Date: September 2, 1879
Creator: Yeager, George
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Bale Ties.

Description: Patent for a new and valuable improvement in Cotton-Bale Tie, including instructions and illustrations.
Date: September 2, 1873
Creator: Starr, Henry D.
Partner: UNT Libraries Government Documents Department

Improvement in Combined Planter and Cultivator.

Description: Patent for an improvement in combined planter and cultivator that can be can modified for use in a cultivator, a gang breaker-plow or a seed planter. Includes illustration and description.
Date: September 2, 1879
Creator: Brown, Joseph M.
Partner: UNT Libraries Government Documents Department

Improvement in Cloth-Registers

Description: Patent for an improvement to a cloth-register that indicates the measurement in yards of particular goods. Includes illustration and description.
Date: September 2, 1879
Creator: Harrison, Abraham
Partner: UNT Libraries Government Documents Department

Improvement in Hydraulic Packings

Description: Patent for an improvement in hydraulic packing for use in hydraulic rams. Includes illustration and description.
Date: September 2, 1879
Creator: Riesel, Henry
Partner: UNT Libraries Government Documents Department

Improvement in Horse-Powers

Description: Patent for an improvement in Horse Powers and in it's construction.
Date: September 2, 1879
Creator: Smith, William W. & Randall, John C.
Partner: UNT Libraries Government Documents Department

Packing-Ring for Piston-Rods.

Description: Patent for a packing ring that will go on conveniently and will create an effective packing without putting wear on the piston.
Date: September 2, 1913
Creator: Bryant, Clarence Ross
Partner: UNT Libraries Government Documents Department

Tombstone-Mold

Description: Patent for a "new and useful Tombstone-Mold" (lines 5-6), including instructions and illustrations.
Date: September 2, 1913
Creator: Cameron, Neill C.
Partner: UNT Libraries Government Documents Department

Spring for Riding Saddles.

Description: Patent for a new and improved saddle spring. This design consists in "[t]he combination, with a riding-saddle, of the series of transverse bridge-springs extending over the saddle-opening and having spiral ends bearing on the tree, and the longitudinal springs at the sides of said traverse springs" (lines 52-57).
Date: September 2, 1884
Creator: Reason, Thomas & Crenshaw, Marcus L.
Partner: UNT Libraries Government Documents Department

Nut Lock.

Description: Patent for new and useful improvements to nut-locks. Created a simple and inexpensive nut that is easily applied and removed from a bolt using a pin locking mechanism.
Date: September 2, 1919
Creator: Fitzpatrick, Joseph
Partner: UNT Libraries Government Documents Department

Paper-Clip

Description: Patent for an improved paper-clip "which is extremely simple in construction, permitting ease of manipulation and the manufacture thereof at a greatly reduced cost" (lines 12-14).
Date: September 2, 1919
Creator: Lea, Thomas
Partner: UNT Libraries Government Documents Department

Spring-wheel.

Description: Patent for an enhanced spring-wheel featuring novel adjustments to the tread and assembly of side plates, includes illustrations.
Date: September 2, 1919
Creator: Thomas, James Alfored
Partner: UNT Libraries Government Documents Department
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