UNT Libraries Government Documents Department - 177 Matching Results

Search Results

Attachment for Cash-Registers.

Patent for an attachment for cash registers which makes it impossible to remove paper to wrap a customer's purchase before the cash register has been opened, for the purpose of reducing "losses due to forgetfulness or dishonesty of clerks making sales" (lines 9-11), including illustrations and instructions.

Date: June 10, 1919

Creator: White, Robert N., Jr.

Crude-Oil Separator

Patent for crude-oil separators mainly improves crude oil separators of baffle plate type.

Date: September 9, 1919

Creator: Lawrence, William P.

Crank

Patent for a crank to provide a starter for an internal combustion engine. If the engine backfires, this crank will ensure that the operator will not be injured.

Date: November 25, 1919

Creator: Bates, Samuel F.

Churn-Truck.

Patent for a churn truck. It allows for "receiving churns in order," can be "moved to various places" as needed, and "the truck being provided with means for facilitating pushing or pulling thereof" (lines 10-15). Illustration included.

Date: November 11, 1919

Creator: Buie, Sula

Armored Car.

Patent for an armored car or portable fort, that aims to provide a novel and improved armor unit of that nature.

Date: December 11, 1917

Creator: Spence, John J.

Clothes-Line.

Patent for Clothes-Line that is to supply an endless amount of clothesline in order to facilitate easy placement and/or removal of clothing from the line.

Date: October 15, 1918

Creator: Anderson, Chester A.

Belt-Stretcher

Patent for an improvement in belt stretchers that are cheaper to make and easier to operate.

Date: May 22, 1920

Creator: Cherry, Warren L.

Weevil-Exterminator

Patent for a new and useful improvement in weevil exterminators that provides a comparatively simple and effective apparatus for removing boll weevils from cotton plants. It also removes the injured or affect leaves and fruit that have been attacked by the boll weevil so that further injury to the plants may be prevented, and at the same time gather from the ground at the roots of the rows of cotton plants the leaves and rubbish detached from the plants.

Date: December 13, 1921

Creator: Roe, Charles C.

Mortising Machine.

Patent for a new mortising-machine attachment for lathes or boring mills, designed to securely attach a bracket, hollow chisel, and boring bit to the machine, allowing for adjustable positioning to match the machine's work support.

Date: October 25, 1921

Creator: Andrews, Alluwee C.

Cycle-Car

Patent for a cycle car that can be steered and propelled by hands only and can be used with ordinary bicycles.

Date: November 29, 1921

Creator: {Payne, Luther M.}; {Miller, Lee A.} & {Douglas, John J.}

Lemon and Lime Squeezer

Patent for an improved lemon and lime squeezer that can divide the lemon and lime into two halves and squeeze the halves in succession, or one half be left un-squeezed.

Date: June 3, 1919

Creator: Bolton, Jack R.; Williams, John D. & Struve, Felix L.

Internal Combustion Engine

Patent for a improved Internal Combustion Engine. The improvement is the construction of the ignition of the internal combustion engine where the fuel in the compression chamber is ignited explosion of a different fuel of a more highly explosive nature.

Date: August 9, 1921

Creator: Simpson, Joseph Ryan.

Washboard.

Patent for a washboard, with improvements to the conventional washboard such as "having a scrubbing surface formed of transversely arranged, longitudinally twisted wires, which (...) have their ends cleated to the board which prevent displacement" (lines 15-19), including illustrations.

Date: October 24, 1916

Creator: Butler James. F.

Tool-Holding Implement.

Patent for a holding device specifically for hoe tools while being sharpened.

Date: May 11, 1920

Creator: Stoke, Josiah W.

Railroad-Frog.

Patent for a "reversible or invertible" (line 13) railroad frog, which exhibits improved longevity and durability as compared to other railroad frogs. This patent contains illustrations.

Date: November 27, 1917

Creator: Reed, General B. & Morgan, James H.

Fishing-Rod Handle.

Patent for a fishing rod handle that also functions as a pistol.

Date: October 7, 1919

Creator: Key, Henry C.

Furnace.

Patent for a "furnace adapted especially for use outdoors for heating a wash pot or kettle" (lines 10-11) including instructions and illustrations.

Date: April 2, 1918

Creator: Cornelius, Samuel S.

Ant-Trap

Patent for a trap for ants and other burrowing insects which works at the site of the ant-hill or burrow.

Date: April 13, 1915

Creator: Cox, Samuel L.

Badge.

Patent for a badge that is to be pinned or worn upon the coat or other garment with the representation of the human eye that is capable of being winked or moved. The bade is to be used for advertising, humor or salutations, included illustration.

Date: December 30, 1913

Creator: Connor, James

Automatic Shutter for Poultry-Houses and the Like.

Patent for automatic shutter for poultry houses, which closes with accumulation of rain water and opens upon rainwater drainage.

Date: December 14, 1915

Creator: Hawkins, Fletcher M.

Fumigating Apparatus.

Patent for a fumigating device that is designed to kill rodents using sulfur dioxid. The device is designed so that the sulfur dioxid can be aimed by the user.

Date: May 8, 1917

Creator: Hawkins, Fletcher M.

Cotton-Chopper

Patent for improvements to cotton-choppers inculding illustrations.