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Laminated Tire.

Patent for a laminated tire for automobiles that is less rigid than previous tires and is easily built and repaired.

Date: May 21, 1907

Creator: Carhart, John Wesley

Partner: UNT Libraries Government Documents Department

Tire

Patent for a tire. Illustration included.

Date: May 9, 1905

Creator: Gordon, Mary S.

Partner: UNT Libraries Government Documents Department

Electric Heater for Metal Workers.

Patent for a electric heater for heating metal in preparation for welding. Consists of a bath of sal ammonia and water with a layer of graphite on top that the metal is placed into and then electric current is turned on which heats the metal to a weldable temperature.

Date: May 7, 1907

Creator: Luthy, Joseph Otto

Partner: UNT Libraries Government Documents Department

Water Regulator for Steam Boilers

Patent for a water regulator for steam boilers.

Date: May 5, 1903

Creator: Walker, Benjamin, Jr.

Partner: UNT Libraries Government Documents Department

Generating Oil Burner

Patent for generating oil burner. This invention "relates to apparatus by which steam is generated and petroleum or a hydrocarbon reduced to vaporous condition and mixed or combined with the steam" (line 8-12). Illustrations included.

Date: May 23, 1905

Creator: Spiller, Philip Samuel & Haldeman, Horace P.

Partner: UNT Libraries Government Documents Department

Car Coupling

Patent for a car coupling "which greatly facilitate the connection of two car couplings having the improvements and adapt the knuckle of the car coupling to automatically swing open when free to do so." (line 12-16)

Date: May 26, 1903

Creator: Yeiser, John Clarke

Partner: UNT Libraries Government Documents Department