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Writing-Machine.

Description: Patent for writing-machine mechanism which prolongs the life of the ribbon and provides "means to rotate the platen step by step at each actuation of one or more of the keys" (line 20).
Date: April 24, 1917
Creator: Edwards, Alrah B. & Russell, Frank K.
Partner: UNT Libraries Government Documents Department

Locking Device.

Description: Patent for "improvements in locking devices for motor vehicle steering wheels" (lines 10-11).
Date: April 15, 1919
Creator: Crawford, Jesse L. & Dunlap, Jack R.
Partner: UNT Libraries Government Documents Department

Wind-Wheel.

Description: Patent for "connecting the wheel shaft with the driving shaft and [...] the provision of a wind wheel having wind collecting faces or pockets extending in vertical planes surrounding a vertical driving shaft as an axis" (lines 25-38), including illustrations.
Date: April 25, 1916
Creator: Iley, John W.
Partner: UNT Libraries Government Documents Department

Keyboard for Writing Machines.

Description: Patent for improved keyboards for writing machines "having its keys so arranged that the fingers of the operator may rest upon the keyboard in an easy and natural manner, the keys being so disposed with relation to each other that the fingers of the operator may reach all of them with the least possible strain or exertion" (lines 16-22). This improvement allows the operator to work at maximum speed and efficiency.
Date: April 17, 1917
Creator: Edwards, Alrah B. & Russell, Frank K.
Partner: UNT Libraries Government Documents Department

Ink-Well

Description: Patent for an air and dust proof ink well for pens. Illustrations included.
Date: April 4, 1911
Creator: Banning, Frederick D.
Partner: UNT Libraries Government Documents Department

Valve

Description: Patent for a valve used with radiator heating system. Illustration included.
Date: April 26, 1910
Creator: Kinnison, Hallah C.
Partner: UNT Libraries Government Documents Department

Vehicle-Top Rest.

Description: Patent for am improved vehicle top rest, which employs two coils of wire to hold up the vehicle-top and increases the strength and durability of the device.
Date: April 12, 1910
Creator: Henry, Patrick
Partner: UNT Libraries Government Documents Department

Tramper-Press

Description: Patent for a tramper press for pressing cotton into bales. Illustrations included.
Date: April 9, 1912
Creator: Wilson, Ralph E.
Partner: UNT Libraries Government Documents Department

Stenographic-Writing Means

Description: Patent for improvements in stenographic-writing (typewriting). The object of the invention being "to provide a keyboard comprising keys to cooperate with suitable printing means, and to so arrange said keys...to facilitate the speed at which the writing can be accomplished" (lines 14-20).
Date: April 1, 1913
Creator: Ireland, Ward S.
Partner: UNT Libraries Government Documents Department

Pass-Book

Description: Patent for improvements on pass book design, so that the owner's name can be included on the cover of the book, and so that the name can not be easily removed.
Date: April 23, 1918
Creator: Exline, Marcus P.
Partner: UNT Libraries Government Documents Department

Pump or Motor.

Description: Patent for pump which converts to motor. Pump, compressor doubles as a motor when rotation operation is reversed.
Date: April 27, 1915
Creator: Reaugh, Frank
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for an improved pipe wrench. Improvements include ability to use the wrench in two directions, wrench can be adjusted for different diameters, and gripping jaws allow for repositioning the wrench into the starting position.
Date: April 4, 1916
Creator: Hardeman, Hardin L.
Partner: UNT Libraries Government Documents Department

Meter-Box.

Description: Patent for improvements in Meter-Boxes which can be buried in conjunction with underground mains, resisting vertical displacement. The patent also applies to a novel locking mechanism and construction which is light, strong, and durable.
Date: April 7, 1914
Creator: Rynearson, Eugene
Partner: UNT Libraries Government Documents Department

Photography Exposure Meter

Description: Patent for a Photography Exposure Meter, whereby the correct exposures may be obtained in the taking of pictures irrespective of weather conditions and the period of the day.
Date: April 14, 1918
Creator: Cady, Silas J.
Partner: UNT Libraries Government Documents Department

Cotton-Picker.

Description: Patent for a high-yield cotton picker that removes cotton from the bolls without damaging the plants.
Date: April 15, 1919
Creator: Johnson, Frank Edward
Partner: UNT Libraries Government Documents Department
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