29 Matching Results

Search Results

Results: 1 - 24 next

Derrick.

Description: Patent for improvements to derricks for oil wells.
Date: June 9, 1920
Creator: Babek, Frank
Partner: UNT Libraries Government Documents Department

Comfort and the Like.

Description: Patent for a loosely woven material that covers household furnishings so it can be easily cleaned and then reattached.
Date: July 27, 1920
Creator: McNatt, Lucie R.
Partner: UNT Libraries Government Documents Department

Adjustable Tire Mold

Description: Patent for a tire mold that improves the viability of a tire mold due to the adjustable levers used during the tire curing process.
Date: December 7, 1920
Creator: Hibbs, Cassell D.
Partner: UNT Libraries Government Documents Department

Valve Control for Radiator Drain-Cocks.

Description: Patent for "controlling devices for operating the valves of radiator drain cocks and for cleaning the drain cock pipe, and the object is to provide a convenient device by which the drain cock valve can be easily and quickly closed or opened and by which the drain pipe can be cleaned and kept cleaned." (lines 10-16)
Date: July 27, 1920
Creator: Brandt, Herman
Partner: UNT Libraries Government Documents Department

Double-Lever Brake.

Description: Patent for "new and useful improvements in Double-Lever Brakes." (lines 6-7) and how the invention will provide more power to the brake and equally distribute that power. Includes illustrations.
Date: March 23, 1920
Creator: Roberts, George P.
Partner: UNT Libraries Government Documents Department

Battery Terminal Fastening

Description: Patent for fastening "the rubber caps or tops on the cells of storage batteries in various ways." (Lines 12-14.)
Date: May 5, 1920
Creator: Hawkins, Alda F.
Partner: UNT Libraries Government Documents Department

Post Structure

Description: Patent for improved base plate for wooden posts to protect the posts from damage and extend its usability.
Date: November 30, 1920
Creator: Dietz, Paul A.
Partner: UNT Libraries Government Documents Department

Battery-Terminal-Fastening Device

Description: Patent for improvements to battery terminal fastening devices. Illustration is included.
Date: October 12, 1920
Creator: Hawkins, Alda F.
Partner: UNT Libraries Government Documents Department

Rotary Engine.

Description: Patent for an improved rotary engine which overheats less, reduces the space between the piston and cylinder, and is easy to construct and operate.
Date: April 27, 1920
Creator: Jefferies, Charlie Q.
Partner: UNT Libraries Government Documents Department

Automobile-Radiator

Description: Patent for automobile radiator with protective members for the water-containing chambers.
Date: November 30, 1920
Creator: Herold, Harry H.
Partner: UNT Libraries Government Documents Department

Valve-Lifter

Description: Patent for an improved device that can be applied to a valve spring plate without losing grip.
Date: April 8, 1920
Creator: Chaney, Robert
Partner: UNT Libraries Government Documents Department

Automobile-Signal.

Description: Patent for a door-mounted automobile turn signal that swings out on an arm to appear at a right angle to the vehicle and is operated by the driver's knee or elbow. The signal is illuminated by an electric lamp and sounds the car horn when deployed.
Date: August 31, 1920
Creator: Carnes, Sam D.
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner.

Description: Patent for "new and useful improvements in Hydrocarbon-Burners" (lines 6-7) including instructions and illustrations.
Date: February 10, 1920
Creator: Wynne, William P. & Wynne, James Harry
Partner: UNT Libraries Government Documents Department

Tire-Casing.

Description: Patent for a new type of puncture-proof tire casing.
Date: August 31, 1920
Creator: Anderson, Arthur V. & Morgan, Alfred M.
Partner: UNT Libraries Government Documents Department

Battery-Plate and Terminal Connection

Description: Patent for improvements on a battery plate and terminal connections. Plate lugs and the terminal for the battery are a solid piece to fit more battery sizes and prevent the lugs from breaking off.
Date: May 4, 1920
Creator: Hawkins, Alda F.
Partner: UNT Libraries Government Documents Department

Covertible Stock and Freight Car.

Description: Patent for an improved process of constructing convertible stock and freight train cars, including illustrations.
Date: May 4, 1920
Creator: Wyatt, Everett
Partner: UNT Libraries Government Documents Department

Tractor Turning Mechanism.

Description: Patent for a tractor turning mechanism that will allow tractors to turn at any angle up to a right angle by locking one of the driving ground wheels into a pivot point for the other wheels of the tractor.
Date: February 17, 1920
Creator: Chenoweth, William B.
Partner: UNT Libraries Government Documents Department

General-Delivery Post-Office Cabinet.

Description: Patent for a postal mail cabinet in which the arrangement of the compartments can be adjusted and allow for consideration of both the surname and given name of the recipient.
Date: August 31, 1920
Creator: Conine, James B.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for new and useful improved invention of wrenches include both pipe wrenches and general-purpose wrenches particularly.
Date: October 26, 1920
Creator: Kirkpatrick, Otey R.
Partner: UNT Libraries Government Documents Department

Peanut-Harvester

Description: Patent for peanut harvesting machine. It helps pull the peanut plant from the ground easily and aids in bunching them without having to use your hands.
Date: October 26, 1920
Creator: Phillips Willie Orman
Partner: UNT Libraries Government Documents Department

Molding Apparatus

Description: Patent for an improved model of a molding apparatus for producing blocks of concrete that is cheaper to manufacture and more durable and adjustable than its predecessor.
Date: March 20, 1920
Creator: Nelson, William E.
Partner: UNT Libraries Government Documents Department

Skeleton Structure.

Description: Patent for Skeleton Structures or convertible structures able to be used different agricultural uses that "may be disassembled and reassembled in a different shape either by using the same parts or by adding additional parts," (line 25-28) including illustrations.
Date: December 14, 1920
Creator: Dietz, Paul, A.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen