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Cotton-Gin.

Description: Patent for an improved method of locating the air blast apparatus for cleaning lint from the saw teeth of saw-type cotton gins, so that the cotton lint does not accumulate on the cleaning apparatus and render it inoperative, including illustrations.
Date: July 24, 1917
Creator: Hopper, James F.; Stephens, George B. & Young, Harry F.
Partner: UNT Libraries Government Documents Department

Recording Device

Description: Patent for an improved device that records flow of grain in a mill.
Date: July 22, 1911
Creator: Hoover, Guy F.
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill that changes directions with the wind automatically and provides more power to the pump.
Date: July 23, 1912
Creator: Romans, John W.
Partner: UNT Libraries Government Documents Department

Rail Joint

Description: Patent for a rail joint. Illustrations included.
Date: July 24, 1906
Creator: Wingren, Eric Peter
Partner: UNT Libraries Government Documents Department

Hopper-Door.

Description: Patent for a hopper door especially designed to be used "with a vertically movable weighing hopper adapted to receive and weigh cotton seed" (lines 10-12). The specifics of how the door is hinged and operates is especially important to the design.
Date: July 16, 1918
Creator: Peck, James F.
Partner: UNT Libraries Government Documents Department

Gate

Description: Patent for "a gate which can be built at a comparatively low price, which will be durable and practical, and which can be opened from either side with ease" (lines 13-17).
Date: July 30, 1901
Creator: Baker, Cicero McRee
Partner: UNT Libraries Government Documents Department

Extension for Bedsteads

Description: Patent for "an adjustable, folding, and removable attachment that can be adjusted to various heights, one that can be easily attached to and detached from the bedstead, and one that when so detached can be neatly folded into a compact mass,which will occupy very little space" with an adjustable guard (lines 11-19).
Date: July 22, 1890
Creator: Belsher, Julia A.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench whose jaws can be adjusted quickly by pressing a handle on the wrench with the thumb.
Date: July 27, 1909
Creator: Ferguson, Rufus Andrew
Partner: UNT Libraries Government Documents Department

Tie-Plate

Description: Patent for a tie plate that sticks firmly to the ties, keeps out moisture, and is lighter than other tie plates.
Date: July 16, 1912
Creator: Walton, Jay W. & Dayton, William H.
Partner: UNT Libraries Government Documents Department

Compressed-Air and Steam Apparatus for Sinking Wells

Description: Patent for "a simple and inexpensive apparatus for drilling the rock and earth until sufficient loose material has accumulated in the shaft, and then remove such material by the pressure of an aeriform fluid - such as steam or compressed air" (lines 23-29).
Date: July 16, 1889
Creator: Goodrich, Hervey K.
Partner: UNT Libraries Government Documents Department

Improvement in Machines for Cutting Shingles.

Description: Patent relating to "that class of shingle-machines which form the shingles by means of a knife working sidewise with the grain" (lines 10-13). Includes instructions and illustrations.
Date: July 8, 1879
Creator: Davis, Henry T.
Partner: UNT Libraries Government Documents Department

Lamp.

Description: Patent for a new and improved oil lamp. This design "relates to improvements in lamps in which the reservoir is beveled, adapting it for use in conjunction with a conical corrugated reflector; and the object of [the] improvement is to produce a lamp that will afford more and better light with a given amount of oil" (lines 7-13).
Date: July 24, 1883
Creator: Newman, William
Partner: UNT Libraries Government Documents Department
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