UNT Libraries Government Documents Department - 91 Matching Results

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Testing Device For Jump Spark Ignition Systems.

Patent for the improvement of testing devices for jump spark ignition systems, especially those in explosive engines.

Date: unknown

Creator: Estes, Thomas Henry

Rotary Fountain-Brush

Patent for a Rotary Fountain-Brush. The innovation of this item is that the water or cleaning agent fed into the brush causes it to rotate, using the medium of a water wheel or rotary.

Date: August 2, 1921

Creator: Hargis, Lawrence H.

Combination Furnace and Cook-Stove

Patent for combination furnace and cook-stove designed to burn charcoal and conserve fuel.

Date: 1921-96-28

Creator: Weaver, Bertha H.

Funnel

Patent for a funnel for heavy, slow running liquids, that will prevent any spilling when turned sideways.

Date: November 9, 1920

Creator: Isaac J. Kominsky

Mail Carrier or Container.

Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.

Date: April 27, 1920

Creator: Blocker, Leck H.

Power-Driven-Implement Frame

Patent for improvements in power driven implement frames, specifically in tractors, with illustrations.

Date: January 13, 1920

Creator: Armstrong, Ira

Improvement in Signals

Patent for a signal for an exhaust pipe of an automobile. Essentially, this device would quiet exhaust noise leaving an automobile.

Date: February 26, 1919

Creator: Baker, James Slayton

Inlet Control Valve for Flush Tanks

Patent for inlet control valve for flush tanks. Invention is indented to be an improvement on inlet control valves in flush tanks by decreasing noise levels.

Date: January 7, 1919

Creator: Wright, William

Bottle-Closure

Patent for a bottle cap for milk bottles and similar types of glass bottles. This is designed to be easily removed, keep the mouth of the bottle clean, and can be cleansed, sterilized, and reused.

Date: December 10, 1918

Creator: Williams, Lee

Wrist Blotter

Patent for a wrist blotter that provides a simple and inexpensive blotter to be attached to the wrist.

Date: October 1, 1918

Creator: Cardwell, Harland W.

Can-Opener.

Patent for a can opener that is made from "a single flat piece of metal" (line 17) and is made for ease of operation, reducing the chance of the user cutting themselves.

Date: March 19, 1918

Creator: Williams, Paul E.

Starter.

Patent for starter for internal combustion motors. The starter will not emit the backward kick of the motor which could injure the operator.

Date: March 5, 1918

Creator: Parrott, Columbus A.

Apparatus for Cleaning Cotton

Patent for an improvement to boll breakers and cotton cleaners by performing the tasks of picking, cleaning, beating, and spreading more efficiently and effectively.

Date: February 19, 1918

Creator: Streun, John Arnold

Patent for a shock absorber for motor vehicles that have springs systems extending transversely to the vehicle body. The shock absorber is designed to absorb and break the sudden movements of the vehicle enabling an easier ride than would otherwise be possible.

Date: October 30, 1917

Creator: Williams, Robert Sears