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Water-Level.

Patent for an instrument to determine a level at widely distant points or determining inclinations and which may be correctly read under conditions where a level cannot be held erect. Also known as hydrostatic leveling, this instrument is comprised of flexibly connected liquid containers that are spaced apart at certain distances.

Date: August 17, 1920

Creator: Kaspar, John & Beran, Rud F.

Partner: UNT Libraries Government Documents Department

Well-Boring Apparatus

Patent for "new and useful improvements in well boring apparatus. The object of the invention is to provide an apparatus of the character described embodying a rotary table and a novel means for connecting the same to the string of pipe, which extends down into the well and which is rotated by said table and in turn rotates the boring tool carried by the lower end of said spring of pipe" (lines 9-18) including instructions and illustrations.

Date: October 19, 1920

Creator: Decker, Harry R.

Partner: UNT Libraries Government Documents Department

Wheel and Shaft

Patent for a wheel and shaft designed for use in drilling oil and gas wells.

Date: October 4, 1921

Creator: Hudson, James Condron

Partner: UNT Libraries Government Documents Department

Window Attachment.

Patent for a sash attachment that steadies the movement of the window sash within a window frame and prevent rattling.

Date: May 4, 1920

Creator: Dysart, Marby P.

Partner: UNT Libraries Government Documents Department

Locomotive Driving-Box.

Patent for improvements in locomotive driving boxes. Designed to "eliminate the necessity of removing the driving wheels" (lines 13-14) to replace the crown brasses, "eliminate the necessity of removing the driving box" (lines 16-17) to avoid lateral wear, and eliminates the necessity of expensive machine work.

Date: May 4, 1920

Creator: Simmons, Arthur, W.

Partner: UNT Libraries Government Documents Department

Well-Drilling Device.

Patent for adding a drilling stem to a well-drilling device, with illustration. This invention will improve operation of devices.

Date: February 10, 1920

Creator: Church, Walter Lee

Partner: UNT Libraries Government Documents Department

Non-Skid Device

Patent for a device that affixes to automobile wheels to provide tire traction and prevent skidding.

Date: May 24, 1921

Creator: Williams, Harry S.

Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Patent for an improvement to wire stretchers and splicers, to more practically "facilitate the stretching and splicing of fence wire or the like" (lines 12-13), including illustrations.

Date: November 8, 1921

Creator: Sanderson, Auther L.

Partner: UNT Libraries Government Documents Department

Window Shade

Patent for "Improvements in Window-Shades" (line 6) including illustrations.

Date: February 10, 1920

Creator: Johnson, Charles G.

Partner: UNT Libraries Government Documents Department

Embroidery-Needle.

Patent for an embroidery needle that is simplified version for easy use and avoid complications. The embroidery needle has a better grip for the user.

Date: March 15, 1921

Creator: Pade, George V. & Neitzel, Conrad T.

Partner: UNT Libraries Government Documents Department

Wood Rod Elevator

Patent for an improvement to rod lifters that prevents the rotation of the rods as well as locking jaws into their gripper positions. The locking and gripping is made more efficient and can release rods quickly.

Date: July 27, 1920

Creator: Davis, George F.

Partner: UNT Libraries Government Documents Department

Cotton Blocking Machine

Patent for an inexpensive attachment to a cotton cultivator/checking machine to improve the intake capacity of the cultivator itself. The blocking machine would be used to replace the manual labor task of chopping cotton before insertion into the cultivator for processing.

Date: October 19, 1920

Creator: Ford, Barnie S.

Partner: UNT Libraries Government Documents Department

Wrench.

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

Wrench.

Patent for a wrench that has a fixed jaw and an adjustable slidable jaw.

Date: November 30, 1920

Creator: Fowles, Alfred T.

Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Patent for an adjustable wire stretcher.

Date: January 4, 1921

Creator: Tompkins, Walter L.

Partner: UNT Libraries Government Documents Department

Wire Fabric

Patent for an improvement on wire fabrics for multiple usages. Designed to be used without external fasteners, which in turn increase the durability of the wire.

Date: May 24, 1920

Creator: Baker, William E.

Partner: UNT Libraries Government Documents Department

Book-Support and Writing-Table.

Patent for book support and writing table that adjusts to the item being used by the person. The tray is able to hold the item either a book or writing materials while adjusting to the user's needs. The book support and writing table can be folded to occupy little space.

Date: May 10, 1921

Creator: Taylor, Henry S.

Partner: UNT Libraries Government Documents Department

Building-Block.

Patent for building block that is easily formed or molded. The building block forms tiers to easy move around and modify.

Date: February 1, 1921

Creator: Pace, Vara L.

Partner: UNT Libraries Government Documents Department

Compressed-Air-Feed Liquid-Container.

Patent for compressed air feed liquid container uses compressed air to move the liquid through tubes and out the pipe.

Date: May 10, 1921

Creator: Posa, Emit M.

Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Patent for a wire stretcher which includes attachments for pulling the ends of a broken strand of wire together so that it can be repaired, in addition to the usual function of stretching wire thereby taking up slack in unbroken wire strands when erecting fences. The device also "requires a minimum amount of labor in its operation and in which the force employed is exerted in the direction of the line of the wire" (lines 20-23).

Date: September 14, 1920

Creator: Stephens, William B.

Partner: UNT Libraries Government Documents Department

Window-Screen.

Patent for improvements in screen constructions in connection with doors or windows. The goal is to provide a means for encouraging insects that are on the inner surfaces of the screen.

Date: January 20, 1920

Creator: McGeorge, Jefferson F.

Partner: UNT Libraries Government Documents Department

Record-Printing Device.

Patent for record printing device that is used on cars for mechanics to record the car number and other data. The printing device is more durable especially though rough weather and easy to use by the mechanic.

Date: March 22, 1921

Creator: Gray, Dexter B.

Partner: UNT Libraries Government Documents Department

Work Engaging Support for Surface Treating Machines

Patent for work engaging support for surface treating machines. Intent of patent is to provide support for revolving sections of machinery in order to provide greater stabilization.

Date: January 13, 1920

Creator: Clark, Alex A.

Partner: UNT Libraries Government Documents Department

Wire-Straightening Tool.

Patent for a wire straightening tool, with illustrations, that relies on a series of levers and cams to apply pressure to the wire as it is pulled through. The patent notes that "the wires can be straightened quickly and with facility, thereby permitting the using of all twisted and bent wire which has heretofore gone to waste and resulting in considerable saving of metal" (page 2, lines 14-18).

Date: January 27, 1920

Creator: Cervenka, Frank L.

Partner: UNT Libraries Government Documents Department

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