UNT Libraries Government Documents Department - 10 Matching Results

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Description: Patent for a sewing machine "which will cut or trim the edges of two pieces of cloth during the time that said edges are being stitched together by the needle" (lines 15-18) with instructions and illustrations.
Date: May 13, 1913
Creator: Singer, William W.


Description: Patent for new and improved shipping case to store and transport oysters so that they may be surrounded by ice in travel and not be subjected to a great amount of pressure or damaged during transit.
Date: December 5, 1905
Creator: Clement, Thomas Houlten, Jr.

Boll Weevil Exterminator

Description: Patent for a boll weevil exterminator. This invention is designed to remove boll weevils from cotton plants and crushing them between rollers. Illustration included.
Date: October 9, 1906
Creator: Meeks, William & Brown, Daniel


Description: Patent for a gate that is "a structure hanging and sliding by means of rollers on an inclined cross-bar, and so connected by ropes and pulleys to stationary posts that a person approaching it on horseback or in a vehicle may easily open the gate (without dismounting) by pulling the rope, and on releasing the rope the gate will close automatically" (lines 12-19), illustration is included.
Date: March 3, 1891
Creator: Smith, William H.

Improvement in Piano-Forte Actions.

Description: Patent for a new piano forte design which "consists in certain novel details of construction, arrangement, and combination of the key-lever and its fulcrum and rest, a receiving-lever, a transmitting-eccentric, a secondary hammer, a principal hammer and its rest, and a damper-action and its connections, whereby greater simplicity and efficiency are obtained" (lines 10-17) including illustrations.
Date: May 27, 1879
Creator: Roedern, George O. V.


Description: Patent for a new and improved lock which includes "certain novel constructions, combinations, and arrangement of parts" (lines 11-13) as well as illustrations and instructions.
Date: September 21, 1897
Creator: Peterson, John J.

Improvement in Cultivators.

Description: Patent for a triangle shaped cultivator with removable mold-boards that can be used as a plow and scraper, including illustration.
Date: May 10, 1859
Creator: Doss, William C.

Improvement in Sewing-Machines.

Description: Patent for improvement in sewing-machines by using two cams, one to operate the needle-arm and another to operate the feed and shuttle movements, illustration is included.
Date: November 15, 1859
Creator: Singer, E. C.