121 Matching Results

Search Results

Results: 1 - 24 next

Cotton-Chopper Attachment.

Description: Patent for Cotton-Chopper Attachment. This invention relates to cotton chopper attachments for cultivator frames and has for its object to provide an attachment of simple structure which may be easily and quickly applied to the frame of a cultivator or detached from the same" (lines 9-14).
Date: unknown
Creator: Mathus, Charles W.
Partner: UNT Libraries Government Documents Department

Closet

Description: Patent for a dry closet. Illustrations included.
Date: April 2, 1912
Creator: Crow, Levi H.
Partner: UNT Libraries Government Documents Department

Apparatus for Destroying Insects

Description: Patent for an apparatus for destroying insects. Illustrations included.
Date: May 23, 1911
Creator: Crow, William M. & Crow, Levi H.
Partner: UNT Libraries Government Documents Department

Placket - Fastener.

Description: Patent for certain new and useful improvements in placket holders.
Date: February 22, 1898
Creator: McCauley, John H.
Partner: UNT Libraries Government Documents Department

Adjustable Handle-Bar for Bicycles.

Description: Patent for adjustable handle bar for bicycles, including illustrations.
Date: June 29, 1897
Creator: Winfrey, Edgar, M.
Partner: UNT Libraries Government Documents Department

Door-Saddle.

Description: Patent for new and improved door saddles, which consists "of a longitudinal and cross-grooved arrangement of parts coacting with inclined surfaces and shields to cause a perfect drainage of water" (lines 11-15), including instructions and illustration.
Date: July 13, 1897
Creator: Vogel, Thomas.
Partner: UNT Libraries Government Documents Department

Adding-Machine.

Description: Patent for an inexpensive, simple, easily operated, and improved registering machine that is meant to add numbers without mistakes. It uses revoluble number wheels and a spring-returned shaft among other materials.
Date: March 21, 1893
Creator: Brooks, Augustus J.
Partner: UNT Libraries Government Documents Department

Route-Indicator.

Description: Patent for an improved route indicator for automobiles "which not only visually indicates the characteristics and risks of the road" but in addition provides an "auditory signal to call attention to approaching hazards or dangers" (lines 36-41). Illustrations included.
Date: November 13, 1917
Creator: Cranmer, Howard
Partner: UNT Libraries Government Documents Department

Crossing-Gate.

Description: Patent for improvements to crossing gates through a device that helps facilitate the gates' automatic closing and opening position.
Date: September 18, 1917
Creator: Hood, Lemuel L.
Partner: UNT Libraries Government Documents Department

Glass Manufacture dated November 5, 1918

Description: Patent for apparatus to improve the overall quality and efficiency of glass production. This includes both window and sheet glass. It assists in developing sheet glass through blowing, drawing, and ladling.
Date: November 5, 1918
Creator: Thomas J. McCoy
Partner: UNT Libraries Government Documents Department

Automobile-Signal.

Description: Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.
Date: November 15, 1921
Creator: Squier, William Ernest
Partner: UNT Libraries Government Documents Department

Calk Attachment For Horseshoes

Description: Patent for new and useful improvements in calk attachments for horseshoes. The objective is to provide detachable means applicable to the conventional types of shoe without any modifications.
Date: March 29, 1921
Creator: Douglas, John Davies
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for a safety valve that closes a conduit when a change in pressure occurs that shuts off the supply of fluid (or gas) until the valve is manually reset.
Date: May 26, 1914
Creator: Ruffner, Earl S., of Wichita Falls, Texas.
Partner: UNT Libraries Government Documents Department

Bevel-Square

Description: Patent for improvements in bevel squares used by carpenters, mechanics, and other similar work to represent the work of multiple bevels at once "to minimize and facilitate operations in fitting the parts of an objective structure together..." (Lines 19-21).
Date: December 9, 1919
Creator: Seay, Mathew E.
Partner: UNT Libraries Government Documents Department

Card Holder

Description: Patent for card holders meant to help better display business cards and other forms of advertisement on surfaces such as windows.
Date: March 4, 1919
Creator: Hill, L. W.
Partner: UNT Libraries Government Documents Department

Carbureter

Description: Patent for a carburetor. This carburetor is designed to be used with crude oil, and to be easily constructed and operated.
Date: September 6, 1921
Creator: Walker, Sanders
Partner: UNT Libraries Government Documents Department

Binding Attachment for Baling-Presses.

Description: Patent for bale binding devices that takes wire from spools and binds each bale and then twists the ends of the bale so they hold their shape.
Date: August 3, 1920
Creator: Leavitt, William H.
Partner: UNT Libraries Government Documents Department

Boring and Threading Tool.

Description: Patent for an inexpensive, efficient boring and threading tool that "will enable a smooth and even surface to be produced with a minimum of skill on the part of the operator" (lines 18-21).
Date: June 21, 1921
Creator: Wells, Daniel Doolittle
Partner: UNT Libraries Government Documents Department

Casing-Pulling Apparatus.

Description: Patent for an apparatus to more easily and more economically remove well-casings from the ground when an oil well is no longer in use.
Date: November 29, 1921
Creator: Wilson, John Hart
Partner: UNT Libraries Government Documents Department

Valve Structure

Description: Patent for valve improvements in controlling the flow of fluids under high pressure.
Date: August 30, 1921
Creator: Anderson, Jalmer
Partner: UNT Libraries Government Documents Department

Baby Net Frame.

Description: Patent for a frame that can support a baby net and can be collapsed for easy storage. The frame also features components that prevent collapse and provide stability when in use.
Date: June 6, 1922
Creator: Akers, Blessie E.
Partner: UNT Libraries Government Documents Department

Flour-Milling Machinery.

Description: Patent for flour milling machinery with reduced costs of equipment and operation, less required space, and improved quality and quantity of flour.
Date: May 10, 1921
Creator: Smith, George T.
Partner: UNT Libraries Government Documents Department

Pipe Tongs.

Description: Patent for pipe tongs for drilling wells using rotary systems. The tongs are designed to be securely held against the drill stem using a lever, making them simple and economical to manufacture.
Date: June 28, 1921
Creator: Hill, Richard D.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen