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Converting Reciprocating into Rotary Motion

Description: Patent for converting reciprocating into rotary motion by using “two vertically moving racks with a cog wheel on a small shaft between them which gears into the teeth of the racks” (lines 16-19), includes illustration.
Date: November 1, 1859
Creator: Harper, C. A.
Partner: UNT Libraries Government Documents Department

Adjustable Window-Scaffold

Description: Patent for an adjustable window scaffold. Illustrations included.
Date: April 11, 1911
Creator: Wright, Scott W.
Partner: UNT Libraries Government Documents Department

Lubricating Axle

Description: Patent for a lubricating axle.
Date: November 14, 1905
Creator: Birdwell, Joseph A.
Partner: UNT Libraries Government Documents Department

Improvement in Wash-Boiler Attachments

Description: Patent for the improvement in Steam Wash-Boiler Attachments.
Date: February 11, 1873
Creator: Hart, Richard B.
Partner: UNT Libraries Government Documents Department

Improvement in Chairs.

Description: Patent for improvement in chairs consisting of self-adjusting chair-backs.
Date: November 5, 1872
Creator: Haupt, William W.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Choppers.

Description: Patent for improvements in cotton choppers.
Date: April 28, 1868
Creator: Kidd, I. J.
Partner: UNT Libraries Government Documents Department

Post-Hole Auger

Description: New and useful improvement in Post-Hole Augers. With this construction the auger will its way easily and rapidly into any kind of soil.
Date: November 2, 1880
Creator: Hubby, Mead M.
Partner: UNT Libraries Government Documents Department

Process of Producing Metallic Zinc

Description: Patent for a process of producing metallic zinc. Illustration included.
Date: November 22, 1910
Creator: Dawson, Oliver B.
Partner: UNT Libraries Government Documents Department

Railway-Rail Joint.

Description: Patent for improved railway rail joints, including illustrations.
Date: November 2, 1909
Creator: Finley, Alfred P.
Partner: UNT Libraries Government Documents Department

Rail.

Description: Patent for an invention relates to improvements in railway rails. The object is to provide a hollow rail having simple and cheap, but effective means for connecting the ends of the rails.
Date: October 20, 1914
Creator: Rochel, Ken E.
Partner: UNT Libraries Government Documents Department

Design for a Ridge-Conduit

Description: Patent for a new, original, and ornamental Design for a Ridge-Conduit.
Date: June 20, 1916
Creator: Zetak, Joseph J.
Partner: UNT Libraries Government Documents Department

Clothes Pin or Clamp

Description: Patent for a more durable metal clothes pin.
Date: November 25, 1919
Creator: Townley, Percy
Partner: UNT Libraries Government Documents Department

Automatic Balance Attachment for Windmills.

Description: Patent for an automatic balance device for windmills that attaches to the pump-rod.
Date: December 23, 1902
Creator: Terry, Blake
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for this plow relates to an improvement in plows commly known as "sweeps;" and provides a device of cheap and simple construction adapted to be applied to the rear or upper edge of an ordinary sweep.
Date: February 23, 1892
Creator: Hill, David Jeferson
Partner: UNT Libraries Government Documents Department

Improvement in Rifle-Barrels.

Description: Patent for a "new and useful improvement in firearms" (lines 4-5), including instructions and illustrations. The invention provides "a gun-barrel with a number of cutters or plows for grooving the ball, said cutters or plows to correspond with with the number of guides or ribs which the gun is formed" (lines 20-25).
Date: December 11, 1877
Creator: Littlejohn, William
Partner: UNT Libraries Government Documents Department

Improvement in Heater and Feeder for Steam-Boilers.

Description: Patent for "a new and valuable improvement in supplying feed-water to steam-boilers" (lines 15-17), including instructions and illustrations.
Date: December 11, 1877
Creator: Hyde, James Boyd
Partner: UNT Libraries Government Documents Department

Improvement for Apparatus for Cutting Glue.

Description: Patent for a design for a battery-powered wire glue cutter/slicer including instructions and illustrations.
Date: October 11, 1875
Creator: Stevens, Hennell
Partner: UNT Libraries Government Documents Department

Stock- Weaner.

Description: Patent for "...new and useful Improvements in Stock-Weaners..." (lines 6-7) including illustrations.
Date: February 11, 1902
Creator: Shannon, Albert M. & Bobbitt, William
Partner: UNT Libraries Government Documents Department

Nut and Bolt Lock.

Description: Patent for "an improved device for fastening a bolt and nut in position, whereby the tendency of the bolt or not to become displaced under jar or strain is obviated." (Lines 7-11) Includes instructions or illustrations.
Date: November 13, 1894
Creator: Rush, George L.
Partner: UNT Libraries Government Documents Department

Railroad-Tie.

Description: Patent for railroad-ties, and "the special object of the invention is to make a railroad cross-tie of metal, built up firmly and secured to the rails without screws, bolts, rivers, cushions or other appurtenances." (Lines 14-17) Includes instructions and illustrations.
Date: February 11, 1896
Creator: Noonan, Philip
Partner: UNT Libraries Government Documents Department

Necktie-Holder.

Description: Patent for a necktie-holder "which may either be used in connection with a four-in-hand or bow tie." (lines 10-11) including illustrations. The holder has been adapted to maintain the tie in the proper position by having it be engageable with the collar button and secured within the tie. Another feature of the device is the adjustable frame which enables the holder to adapt to collars of different sizes.
Date: November 27, 1917
Creator: Duff, John W.
Partner: UNT Libraries Government Documents Department

Agricultural Implement.

Description: Patent for an agricultural implement related to ground treating. The implement introduces a novel mounting for a colter that will keep it in line with the draft beam, as well as aids in holding the soil-turning elements in place.
Date: November 4, 1913
Creator: Vanderwater, Daniel B.
Partner: UNT Libraries Government Documents Department

Imporvement in Combined Spades and Hoes.

Description: Patent for a new combination/convertible spade and hoe design with instructions and illustrations.
Date: September 11, 1874
Creator: Cassiano, I. Ygnacio
Partner: UNT Libraries Government Documents Department

Sewing-Machine Attachment.

Description: Patent for a sewing machine attachment "which can be used for the purpose of sharpening any instrument of small size - such as needles, scissors, knives, &c.;" (lines 11-13) with instructions and illustrations.
Date: December 22, 1891
Creator: McDowell, Anthony B.
Partner: UNT Libraries Government Documents Department
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