43 Matching Results

Search Results

Results: 1 - 24 next

Spark-Plug

Description: Patent for improvement of spark-plugs, an automotive engine component.
Date: September 2, 1919
Creator: Hill, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lock

Description: Patent for "improvements in locks, having special reference to locks for the doors of freight-cars; and it has for its object to provide a strong lock so constructed as to be comparatively safe from the attacks of lockpickers" (lines 8-13).
Date: September 11, 1888
Creator: Bergman, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Internal-Combustion Engine

Description: Patent for an internal-combustion engine with a novel form of rotary valve and other meaningful improvements to a combustion engine.
Date: September 29, 1914
Creator: Clough, George Golden
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Escapes.

Description: Patent for an improved fire escape "apparatus for receiving without injury persons or goods falling from windows of burning buildings" (line 18-20).
Date: September 11, 1877
Creator: Shishmanian, George N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ventilating Apparatus.

Description: Patent for a new and improved ventilator. This design consists in "a fan casing, constructed and arranged . . . of the fan arranged therein, the gearing placed above the fan, the air-ducts leading to the fan-chamber, the endless weighted chain or cord, and drums and pulleys . . . [and] an open bottom secured to a ceiling and communicating with air-ducts passing between the floor and ceiling of a building" (lines 80-90).
Date: September 21, 1886
Creator: Garfield, John Morris
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Station-Indicator.

Description: Patent for certain new and useful improvements in station indicators, including instructions and illustrations.
Date: September 6, 1898
Creator: Rogers, Alexander Hunter
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydraulic Compresor.

Description: Patent for a hydraulic compressor meant to press cotton using the minimum amount of weight and the maximum amount of strength.
Date: September 24, 1895
Creator: Reisel, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mail-Handling Device.

Description: Patent for a mail handling device that mounts into a train car to assist in loading and unloading of mail bags.
Date: September 11, 1917
Creator: Kost, Joseph L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Method of Treating Cotton-Seed Hulls

Description: Patent for "to utilize a heretofore waste product, and by means of a dry process to reduce the same to fine particles, which, being capable of felting, constitute stock" (lines 14-18).
Date: September 23, 1890
Creator: Bohn, Emil
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark Arrester.

Description: Patent for a new and improved spark arrester. This design "consists in the construction and arrangement of devices by means of which the sparks are extinguished and the cinders distributed on the road-bed, while the fine dust is delivered into the ash-box" (lines 19-23).
Date: September 12, 1882
Creator: Nichols, George B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Universal Lock and Latch.

Description: Patent for an improved lock and latch system that can be utilized on either the left or right side of a door. The improved design is constructed using the minimum number of materials while remaining durable.
Date: September 14, 1920
Creator: Schultze, August J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Signal Stand

Description: Patent for a signal stand designed for use in connection with train order boards employing a semaphore as a signal. "The invention, broadly stated, comprises a stand having suitable feet and arms connected by a body portion, said arms serving as a support for a notched quadrant, which quadrant is secured to the arms, a plurality of interconnected layers, one of said levers having a fulcrum or pivotal mounting with the body portion, another of said levers being formed in two parts, one part of w… more
Date: September 10, 1918
Creator: Fleagle, Robert H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Game Counter.

Description: Patent for a new and improved game-counter. This design consists "in a tabular counting device of novel construction applicable to counting with great accuracy and exemption from dispute, together with a clear exhibit of progress and result, in the game of dominoes and other games, such as whist, euchre, casino, &c., also applicable as a petty-cash counter" (lines 8-14).
Date: September 13, 1892
Creator: Herbert, William B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gas-Generating Apparatus.

Description: Patent for a gas-generator, especially generating acetylene, "with uniformity of flow of gas and at a uniform pressure" (lines 15-16). It is simple and can be constructed in many sizes. "This apparatus is especially adapted for generating gas and mixing it with air from that class of chemicals that generate gas from water by decomposition thereof and by affinity for oxygen or hydrogen" (lines 25-30).
Date: September 15, 1896
Creator: Eldridge, Hilliary
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sailboat.

Description: Patent for an improved sailboat with updated "arrangement of cables controlling the movements of the sails whereby the force of the wind alone is utilized to simultaneously shift all the sails... by merely changing the course of the vessel by actuating the rudder in the usual manner." (lines 10-16), including illustrations.
Date: September 12, 1922
Creator: Moraitis, Charalabos
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Imposition-Furniture for Printers' Use.

Description: Patent for improvements in imposition-furniture for printers’ use; in this “improved furniture, the page can be removed with the cord tied around it and set aside for future use and the improved pieces of furniture used around another and different page of type and so on indefinitely. It is made to serve the purpose of an almost endless set of furniture-pieces of that style of furniture border-piece where the groove is formed on the outside of furniture border-pieces and the tying-cord is fitt… more
Date: September 1, 1891
Creator: Clarke, Robert
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen