UNT Libraries Government Documents Department - 453 Matching Results

Search Results

Boll-Weevil Exterminator.

Description: Patent for a boll-weevil exterminator comprised of a wheeled frame with a tank containing insect poison and a means to gradually distribute the poison through a field. The patent includes instructions and illustrations.
Date: September 1, 1914
Creator: Griffin, Willis F.

Picket Pointer.

Description: Patent for a picket pointer that sharpens and bevels pickets uniformly, including instructions and illustrations
Date: September 1, 1914
Creator: Purdy, John S.

Refrigerator Car Door.

Description: Patent for a sliding refrigerator car door, including instructions and illustrations.
Date: September 1, 1914
Creator: Judia, George H.

Nozzle For Cotton Pickers.

Description: Patent for a nozzle for cotton pickers that uses suction to pull a cotton boll away from the cotton burr, including instructions and illustrations.
Date: September 1, 1914
Creator: Hartwell, George Harry, Jr.

Hamper.

Description: Patent for a hamper that transports post, laundry, baked goods, etc. The hamper is compactly collapsible for easy storage.
Date: June 1, 1915
Creator: Hill, Edwyn

Hoeing-Machine.

Description: Patent for dual drive hoeing machine. Machine utilizes a "carriage, support brackets, journaled drive shaft, crank arm and gyrating arm" (p. 3, lines 31-34). The machine produces straight rows and eliminates side draft (p.1, 15-19)
Date: December 1, 1914
Creator: Ashely, John F.

Car-Replacer

Description: Patent for car replacer. It is an improvement to "what is called a 'frog' or a 'shoe'." The invention involves "two frogs or shoes which are used together" and are used "in such a way as to replace a car truck. . ." (Ledbetter)
Date: December 1, 1914
Creator: Ledbetter, Louis H.

Ratchet-Wrench

Description: Patent for a ratchet wrench including illustrations.
Date: December 1, 1914
Creator: Lawson, Harry C.

Hydraulic Swivel

Description: Patent for the hydraulic swivel. This is an improvement to the hydraulic swivel that already exists. It involves "the rotary well-drilling machines, to permit the flow of water to the point of the drill." (Black)
Date: December 1, 1914
Creator: Black, Lee J.

Envelop.

Description: Patent for an envelope "whereby the cutting device acts as a partial ejector for the letter" (lines 12-13), including illustrations and instructions.
Date: December 1, 1914
Creator: Donaldson, James Macon

Process of and Apparatus for Sizing Comminuted Material.

Description: Patent for "certain new and useful improvements in process of and apparatus for sizing or classifying comminuted material according to the size of the particles of the material" (lines 13-16), including illustrations and instructions.
Date: December 1, 1914
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.

Nutcracker.

Description: Patent for a device to crack nuts that can be attached to a table or other stationary object, and that allows a nut to be placed in a stationary position to be cracked, including illustrations.
Date: September 1, 1914
Creator: May, Frank B.

Paper-File

Description: Patent for new improvements in Paper-Files, particularly to that class of paper files which are formed of wire that will allow for the removal of any one paper from the file without the necessitating the removal of any other papers from the file.
Date: September 1, 1914
Creator: Buie, Daniel C.

Silo.

Description: Patent for a new, water-tight silo that can be easily assembled without skilled labor and can be set up anywhere, including illustrations.
Date: September 1, 1914
Creator: Brookshire, Samuel N.

Display-Counter.

Description: Patent for a grocery display counter that has drawers at the back and transparent containers that enable customers to view merchandise from front and side.
Date: September 1, 1914
Creator: Friedrich, Edward.

Stripping-Plate Molding-Machine

Description: The Patent is for a Stripping-Plate Molding-Machine. The purpose of this invention is "to provide a simple and efficient apparatus for forming sand models" (Kimball, lines 11-12 of patent).
Date: August 1, 1911
Creator: Kimball, Herbert E.

Gearing

Description: Patent for gearing for a flying machine. This gearing will allow for two independent drive shafts to work with tow independent engines to allow both engines to connect to either or both draft shafts.
Date: April 1, 1913
Creator: Herrmann, Ernst W.

Word-Meter For Type-Writers.

Description: Patent for various construction changes and improvements to current typewriters to make typewriting easier and more words to be typed.
Date: February 1, 1914
Creator: Winters, Warren B.

Filter

Description: Patent for "a simple and efficient filter which is adapted to allow liquid or gas to freely pass therethrough and be cleansed of impurities and sediment" (lines 11-15). Illustrations included.
Date: December 1, 1914
Creator: Corn, John W.

Bank - Protecting Device.

Description: Patent for a new and useful bank-protecting device.
Date: February 1, 1898
Creator: Hinkle, George J.

Stalk-Cutter.

Description: Patent for a vertically adjustable machine that "reduces liability to clog" (line 18) and reduce clogging.
Date: June 1, 1914
Creator: Scott, Oscar F.

Hat-Fastener.

Description: Patent for improvements in hat-fasteners in which the “fastener can be adjustable to hats of different sizes and shapes, …., for securing the hat upon the head.” (Lines 10-15) Illustration is included.
Date: July 1, 1913
Creator: Schmidt, Harel

Elevator and Conveyer for Concrete-Mixers.

Description: Patent for improvements in elevators and conveyers for concrete-mixers “whereby the mixed concrete can be fed to the wall mold at different elevations, the elevator being extended and the conveyer raised for constructing the successive stories of the building.” (Lines 17-21) Illustration is included.
Date: July 1, 1913
Creator: Miller, Frederick