UNT Libraries Government Documents Department - 137 Matching Results

Search Results

Results: 1 - 24 next

Broom-Holder.

Description: Patent for a holder for suspending a broom by its head in an inverted position. Primarily a bracket designed to be secured against a wall or the back of a door.
Date: December 24, 1918
Creator: Veach, Dewey M.
Item Type: Refine your search to only Patent

Baling-Press.

Description: Patent for improvements in baling presses. Consists of improvements over prior patents 1197532 and 1229126. These improvements are primarily for operation of the compressor and also the mechanism for actuating the feeder.
Date: December 24, 1918
Creator: North, George W. & Andreas, H.M.
Item Type: Refine your search to only Patent

Compress.

Description: Patent for improvements to compresses. Invention for the receiving and compressing of multiple bales of hay, with further compression into a compact bale of great density. The invention additionally provides for the discharging of the compressed bale. Intent is to decrease volume of hay for economy in shipping.
Date: December 24, 1918
Creator: Paine, Herbert A.
Item Type: Refine your search to only Patent

Valve.

Description: Patent for improvement in valves, by means of assuring a tight operating stem. The stem is comprised of two movable sections incorporated into a design purposed to prevent leakage by the stem. Additional mentions include acknowledged awareness of susceptibility to change and modification, convenience and facility, and simplicity as related to cost.
Date: December 24, 1918
Creator: Pratt, Robert L.
Item Type: Refine your search to only Patent

Wire-Tightener.

Description: Patent for improvements in wire-tighteners with an illustration. Specifically, the patented improvement is for a "device" that can "be used for the purpose of tightening strands of wire of a wire fence" (lines 11-14).
Date: June 24, 1919
Creator: Wilson, James G.
Item Type: Refine your search to only Patent

Washboard.

Description: 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.
Item Type: Refine your search to only Patent

Hydrocarbon-Burner

Description: Patent for a hydrocarbon burner that can burn "heavy substances [such] as fuel for locomotives, stationary boilers, kilns, heating furnaces and the like" (lines 15-17).
Date: September 24, 1918
Creator: Nicholson, John
Item Type: Refine your search to only Patent

Stand-Value for Oil-Well Pumps.

Description: Patent for a Stand-Value for Oil-Well Pumps so that the ball seat in an oil well pump does not work loose. This is also meant to be turned end for end so that the part's life is lengthened. With this being done, the utility of the oil-pump should now be enhanced.
Date: September 24, 1918
Creator: Slaughter, George W., Jr.
Item Type: Refine your search to only Patent

Projectile.

Description: Patent for projectiles, more particularly to an explosive projectile. "One of the main objects of the invention is to provide a shell of the character stated which may be produced at relatively small cost..."
Date: June 24, 1919
Creator: Wilkins, Willie A.
Item Type: Refine your search to only Patent

Telegraph-Repeater

Description: Patent for a telegraph repeater. This invention improves repeaters by eliminating lag by simplifying the apparatus which increases capacity and clarity in transmission by maintaining a larger current strength.
Date: June 24, 1919
Creator: McKibben, Charles W.
Item Type: Refine your search to only Patent

Drill-Bit

Description: Patent for an improved kind of drill bit that is more durable against rock. The bit's cutting rollers have a frusto-conical shape, and are also detachable.
Date: January 24, 1919
Creator: Humason, Granville A.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for improvements in plows used for agricultural purposes with an illustration. This improvement in design is specific to "provid[ing] a plow capable of being adjusted to cause engagement thereof with the earth at varying depths" (lines 10-12).
Date: June 24, 1919
Creator: Marshall, Andrew Jackson
Item Type: Refine your search to only Patent

Dirigible Headlight.

Description: Patent for improvements in dirigible headlights. This headlight is used for automobiles and self-propelled vehicles where the usual headlights are directed to throw their beams of light in the direction of travel upon actuating the steering mechanism.
Date: September 24, 1918
Creator: Harris, Robert L. & Geeslin, Eli M.
Item Type: Refine your search to only Patent
Back to Top of Screen