494 Matching Results

Search Results

prev Results: 97 - 120 next

Metal-Foil Fabric.

Description: Patent for
Date: August 5, 1902
Creator: Parker, Harry L.
Partner: UNT Libraries Government Documents Department

Tool-Handle

Description: Patent for a tool handle for saws. Illustrations included.
Date: October 29, 1912
Creator: McDermid, Archie
Partner: UNT Libraries Government Documents Department

Toy Gun

Description: Patent for a toy gun. Illustrations included.
Date: April 13, 1909
Creator: Griffith, Jesse B.
Partner: UNT Libraries Government Documents Department

Ticket Selling Machine

Description: Patent for a ticket selling machine.
Date: August 25, 1908
Creator: Mayo, William C.; Houlehan, John & Briggs, George F.
Partner: UNT Libraries Government Documents Department

Means for Ventilating and Expelling Water from Mines.

Description: Patent for a ventilation and water pumping system for mines, which pumps out water underground, removes foul air and gases, and keeps the mine supplied with fresh air through pressurizing the air in the mine.
Date: July 21, 1908
Creator: Durack, Patrick H.
Partner: UNT Libraries Government Documents Department

Tobacco-Pipe.

Description: Patent for a tobacco pipe with supplemental ducts in the sides of the pipe bowl to make the smoke travel farther and become cool and sweet and prevent saliva from going into the fire bowl. It also has a place for a nicotine filter if desired.
Date: April 16, 1907
Creator: Kneezell, Edward
Partner: UNT Libraries Government Documents Department

Metal Cross Tie And Rail Fastener

Description: Patent for metal cross ties and rail fasteners. Illustrations included.
Date: September 27, 1904
Creator: Sawyer, Ben S. & Bull, Clarence C.
Partner: UNT Libraries Government Documents Department

Hot Water Heating System

Description: Patent for an improvement to open fire water heating systems in buildings.
Date: January 12, 1917
Creator: McChesney, Louis P.
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner

Description: Patent for an improved hydrocarbon burner, including illustrations.
Date: April 6, 1920
Creator: Critchett, James C.
Partner: UNT Libraries Government Documents Department

Hydraulic Classifier.

Description: Patent for hydraulic classifier for the treatment of ore. The invention subjects settling solid particles to a secondary classification and prevent the contamination of the settling solids before they are discharged.
Date: March 21, 1922
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for a steam train locomotive spark arrester consisting of curved pipe smoke stack that holds solid particles of exhaust on the edges of the pipe, which are expelled by the force of exhaust gases coming through, into the fire box thereby preventing their escape outside the engine reducing danger from stray sparks. This system also uses less fuel than previous systems.
Date: April 23, 1907
Creator: Chalfant, Cotter Strawn
Partner: UNT Libraries Government Documents Department

Speed-Changing Gear.

Description: Patent for an automatic speed changing gear for trains.
Date: October 27, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Split Pulley.

Description: Patent for split pulleys with interlocking parts that can be attached together without pulling the parts longitudinally.
Date: February 5, 1907
Creator: Frank, Henry M.
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for a spark aresster that is designed to prevent the discharge of sparks from a flue, particularly flues for small stoves used in army tents.
Date: January 27, 1920
Creator: Ashby, Bert A.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for the improvement on plows so that the operator can "readily adjust the moldboard or shovel into any desired inclination" (lines 14-15). The clamp is also adjustable.
Date: June 8, 1897
Creator: Baker, Jessie
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

Puzzle.

Description: Patent for a wooden cube puzzle made up of many irregular shaped pieces, which can be manufactured to be hard or easy.
Date: April 14, 1908
Creator: Critchett, James C.
Partner: UNT Libraries Government Documents Department

Process of Making Hydrochloric Acid and Calcium Carbid

Description: Patent for "new and useful processes in treating fused calcium chlorid with acetylene gas or other gases mixed therewith, whereby hydrochloric-acid gas and calcium carbid may be produced," (lines 12-16) thus making the manufacturing processes of hydrochloric-acid cheaper while also producing calcium carbid more economically.
Date: July 24, 1906
Creator: Seamon, William H.
Partner: UNT Libraries Government Documents Department

Process of Producing Gas

Description: Patent for a carbon monoxide gas producer. Illustrations included.
Date: September 24, 1912
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department

Priming Device.

Description: Patent for a priming device, used on internal combustion engines, that can be used to assist an engine heat up. Through this device, users can accelerate this process and benefit from a more fuel-efficient vehicle.
Date: July 9, 1918
Creator: Brooks, Howard
Partner: UNT Libraries Government Documents Department

Music-Leaf Turner.

Description: Patent for "...an improvement in music-leaf turners...by which the leaves may be readily turned from side to side as desired..." (lines 9-12) including illustrations.
Date: March 4, 1902
Creator: Dascomb, Charles Henry
Partner: UNT Libraries Government Documents Department

Toy Projectile

Description: Patent for toy arrows and similar projectiles "which may be safely shot or projected by children without danger of the arrow injuring any object or hurting the child" (lines 12-15). Additionally it can be used to kill flies without smashing them.
Date: April 9, 1918
Creator: Pewther, Judson C.
Partner: UNT Libraries Government Documents Department

Lacing-Eyelet.

Description: Patent for the improved construction and efficiency of a Lacing-Eyelet. The device is used for supporting lacing in fashion wear, including shoes and corsets. Improvements include providing quicker implementation of the device without risk of damaging the garment it is used on. Additional improvements include the device having uniform and interchangeable parts which can be manufactured in quantities so as to be easily replaced if necessary. Accompanied with illustrations.
Date: April 8, 1919
Creator: Langford, Joseph O.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen