UNT Libraries Government Documents Department - 19 Matching Results

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Adhesive and Method of Making the Same

Description: Patent for starch used for paper that can act as an adhesive coating. Illustrations included.
Date: February 18, 1913
Creator: Dunham, Andrew A. & Dunham, Henry V.

Coin-Controlled Vending-Machine

Description: Patent for a pencil vending machine that is coin-operated, with illustrations.
Date: September 5, 1911
Creator: Mathes, John W.

Apparatus for Burning Finely-Divided Fuel.

Description: Patent for an improved apparatus for burning finely divided fuel. It admits air (during combustion) at various access points to vary the air that is confined within the mechanism.
Date: February 10, 1914
Creator: Irish, David J.

Process of Saturating Oils

Description: Patent for the process of saturating oils. This is a continuation of the treating and improving petroleum hydrocarbons application serial number 792615 filed 1913-09-30.
Date: August 27, 1918
Creator: Almer McDuffie

Wheel.

Description: Patent for a wheel hub, which has anti friction parts inside of it.
Date: August 23, 1910
Creator: Neighbour, William W.

Utilizing Sulfur-Containing Petroleum.

Description: Patent for a method of removing sulfur from Beaumont petroleum and converting it into sulfuric acid.
Date: February 20, 1912
Creator: Robinson, Clarence I.

Propeller

Description: Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
Date: July 23, 1912
Creator: Blake, David H.

Process of Treating Roads, &c.

Description: Patent for Improved Process for Treating Roads, etc., "to provide means for preventing or retarding the formation of dust on roadways, and...to effect the formation of a road or road surface" (lines 8-13).
Date: July 29, 1913
Creator: Robeson, Jacob S.

Trolly Wheel and Harp.

Description: Patent for trolley wheels, where "the transmission of the current through the wheel to the harp is maintained at the maximum and the necessary wear of the relatively movable parts reduced to a minimum" (lines 11-15).
Date: May 7, 1912
Creator: Neighbour, William W.

Preserved Wood and Process of Making Same

Description: Patent for a process for preserving wood by treating it with various anti-septic chemicals mixed with oil that stops the wood from decaying for a long time.
Date: November 19, 1912
Creator: Ellis, Carleton

Oil-Converting Apparatus.

Description: Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.

Fiber-Separating Machine.

Description: Patent for a new and improved fiber separating machine "in which the entire cleaning or separating of the fibers from the plant stock can be done in one operation" (lines 10-13).
Date: May 5, 1914
Creator: Parks, Michael Edward

Self Locking Rail Chair.

Description: Patent for self locking rail chair. This chair can be easily added to older rail lines for passengers' comfort.
Date: January 26, 1915
Creator: Liebmann, August G.

Spring-Washer for Piano-Flanges.

Description: Patent for a spring washer for piano flanges that prevents the flanges from becoming loose over time.
Date: December 5, 1911
Creator: Mayor, Enoch Allen
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