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Automatic Adjustable Feeder Valve

Description: Patent for fluid pressure regulation valves.
Date: January 30, 1917
Creator: Hard, Raymond E.
Partner: UNT Libraries Government Documents Department

Pipe-Wrench

Description: Patent for a pipe wrench. Illustrations included.
Date: January 14, 1908
Creator: Lubke, Ernest F. & Reed, Edmund C.
Partner: UNT Libraries Government Documents Department

Knob-Fastening.

Description: Patent for improved knob fastening where the door knob will be held in place without the use of screws for increased durability, including illustrations.
Date: January 27, 1914
Creator: Collins, Horace B.
Partner: UNT Libraries Government Documents Department

Jail Cells.

Description: Patent for new and improved jail cells. This design calls for cell walls constructed of vertical sections secured by through-bolts, tubular bars for the concealment of the through-bolts, wooden corner-posts and sill and head timbers, and outer and main walls lined with sheet-iron (with narrow windows lined with chilled cast-iron) (paras. 15-19).
Date: January 29, 1878
Creator: Thomas, John S.
Partner: UNT Libraries Government Documents Department

Spark Plug for Internal-Combustion Engines

Description: Patent for an improved automobile spark-plug with both insulated and non-insulated cylinders that will activate with any spark to the device.
Date: January 18, 1915
Creator: Loose, Robert D.
Partner: UNT Libraries Government Documents Department

Gage Cock

Description: Patent for gage cock.
Date: January 30, 1917
Creator: Lang, Victor A.
Partner: UNT Libraries Government Documents Department

Heater

Description: Patent for an improved heater for heating water and utilizing exhaust steam.
Date: January 8, 1918
Creator: Averitt, Robert W.
Partner: UNT Libraries Government Documents Department

Skirt Gage

Description: Patent for device that marks the length of a skirt from a floor.
Date: January 23, 1917
Creator: Watkins, Lou V.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for an improvement in the function and use of a valve which gets rid of the wire usually used to raise tank valves. Getting rid of this wire allows for easier drainage.
Date: January 20, 1914
Creator: Axtell, Fred W.
Partner: UNT Libraries Government Documents Department

Wire Weaving Device.

Description: Patent for a new and useful improvement in Portable wire-weaving device.
Date: January 11, 1898
Creator: Murrah, Louis T.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pump whereby for use with deep wells. Pump uses relate to oil, water, sand and other articles. Illustration included.
Date: January 1, 1907
Creator: Butler, Thomas
Partner: UNT Libraries Government Documents Department

Puff Box

Description: Patent fora puff box. This invention is for face powder. Illustration included.
Date: January 3, 1905
Creator: Hosmer, Arthur
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.
Partner: UNT Libraries Government Documents Department

Float Valve

Description: Patent for a float value. This invention is designed to automatically close. Illustration included.
Date: January 29, 1907
Creator: Axtell, Fred W.
Partner: UNT Libraries Government Documents Department

Wood-Conveyor

Description: Patent for a wood-conveyor that will "provide a practical device for hauling or conveying wood from a sawing or splitting machine to a convenient place of stacking the wood" (lines 9-12).
Date: January 2, 1906
Creator: Hughs, George G.
Partner: UNT Libraries Government Documents Department

Hanger For Draw Heads

Description: Patent for a hanger for draw heads. This invention is designed to support draw-heads in use with street-railways cars. Illustration included.
Date: January 29, 1907
Creator: Savage, Harley G.
Partner: UNT Libraries Government Documents Department

Device for Exterminating Boll-Weevil

Description: Patent for an apparatus designed to exterminate boll weevils by distributing liquid insecticide along rows of plants. Illustrations included.
Date: January 26, 1909
Creator: Mahanay, Andrew J.
Partner: UNT Libraries Government Documents Department

Saw Tester

Description: Patent for a device that tests and trains saws for cotton gins. Detects cups and kinks in the saw and prevent the saw from being burned.
Date: January 2, 1912
Creator: Cass, Thomas M.
Partner: UNT Libraries Government Documents Department

Monkey-Wrench.

Description: Patent for a monkey wrench that "can be adjusted for different sizes of nuts by the same hand which is using the wrench...and which may also be used as a pipe wrench" (lines 16-21).
Date: January 11, 1921
Creator: Kirkpatrick, Otey R.
Partner: UNT Libraries Government Documents Department

Air-Cycle

Description: Patent for an air cycle that allows a person to fly by pedaling. Illustrations included.
Date: January 9, 1912
Creator: Price, Joseph H.
Partner: UNT Libraries Government Documents Department

Improvement to Lifting-Jacks

Description: Patent for the improvement of the lifting jack which allows the user to "lower the lifting bar by a step-by-step movement as well as to elevate the lifting bar by such a movement (lines 12-14). Includes instructions and illustration."
Date: January 12, 1915
Creator: Parker, Charles W. & Wittliff, Theodore H.
Partner: UNT Libraries Government Documents Department

Silo

Description: Patent for improvements in silos, particularly in the means of tightening the boards and bracing the silos. The object of the invention is to provide a silo which will be easily put together and braced and which can be kept in an air-tight and a liquid tight condition, and to provide means for bracing the silo and for locking the boards in place.
Date: January 4, 1916
Creator: Crady, Charles C.
Partner: UNT Libraries Government Documents Department

Grass-Cutter

Description: Patent for a grass cutter adapted to be mounted on some part of a train of cars. The object of this invention is to provide a cutter which will cut the grass from railway tracks and to adapt the device for easy attachment to a truck of the car.
Date: January 4, 1916
Creator: Doak, John S.
Partner: UNT Libraries Government Documents Department

Stationary Boiler.

Description: Patent for a new and useful improvements in stationary boilers for " marine, locomotive, and stationary purposes" (line 14- 15).
Date: January 4, 1898
Creator: McCallum, Daniel W.
Partner: UNT Libraries Government Documents Department
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