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Internal Pipe-Gripper

Description: Patent for "new and useful Improvements in Internal Pipe-Grippers" (lines 6-7) such as "an improved tool for removing pipes or casings from drilled wells (lines 14-15) including instructions and illustrations.
Date: August 5, 1913
Creator: McConnell, Scott R.
Partner: UNT Libraries Government Documents Department

Stock Car.

Description: Patent for a new and improved animal stalls in stock cars. This design "has for its object to provide these stalls in such a manner that they can be readily and cheaply applied to and removed from the cars; and it also has for its further object to provide for rendering the stall-partitions laterally yielding or elastic, and yet under such a degree of tension as to withstand or resist the movements of the animals" (lines 11-18).
Date: April 17, 1883
Creator: Lewis, Henry A.
Partner: UNT Libraries Government Documents Department

Window-Shade Raiser.

Description: Patent for an improved way of raising, lowering, and locking window shades into place. "The operating-cord passes over a pulley located between two larger disks, one of which is screwed toward the other by a spring to clamp the folds of the cord and is screwed in the opposite direction by means of a lever, upon which the chord itself acts when drawn in the proper direction" (lines 14-20).
Date: April 14, 1896
Creator: McCauley, John H.
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for a pipe-wrench that can "be adjusted to fit accurately pipes and rods from the smallest to the largest of those in more common use, that will grip each with almost any desired degree of force and yet will not materially mar or injure it, and that may also be used for ends not usually possible with pipe-wrenches" (lines 12-18).
Date: October 15, 1895
Creator: McCauley, John H. & Winfrey, Edgar M.
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

Curtain-Fixture.

Description: Patent for improvements in curtain fixtures "in which the brackets supporting the spring curtain-roller may be raised or lowered to admit light above the curtain." (Lines 13-16) Includes instructions and illustrations.
Date: September 7, 1897
Creator: Winfrey, Edgar M.
Partner: UNT Libraries Government Documents Department

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: October 3, 1911
Creator: Mathus, Charles W.
Partner: UNT Libraries Government Documents Department

Stopper.

Description: Patent for improvement in stoppers by “combining a stopper and funnel adapted to be used for pouring liquids from one vessel to another without wasting, provision being made for pouring the liquid into a large vessel or into a small vessel, and when the stopper is not in use it may be closed for the purpose of preventing leakage and evaporation.” (Lines 12-19) Illustration is included.
Date: January 1, 1901
Creator: Hyer, William D.
Partner: UNT Libraries Government Documents Department

Gang-Plow.

Description: Patent for a gang plow for “the use of a greater or lesser number of plow units in the gang or series and, to provide as a rear support for the plow a rear furrow-wheel associated with adjusting means for raising or lowering the rear end of the plow to regulate the depth of cut and; with additional adjusting means arranged to shift the crank-axle of said wheel to properly resist the side draft of the plow and, to aid in directing the latter in four-side plowing in order that comparatively sharp corners may be turned.” (Lines 17-28) Illustration is included.
Date: January 3, 1905
Creator: Luecke, Henry C.
Partner: UNT Libraries Government Documents Department

Sash Lock

Description: Patent for a sash lock. This invention pertains to railway cars. Illustration included.
Date: November 8, 1904
Creator: Hughes, Henry B.
Partner: UNT Libraries Government Documents Department

Railway Tie

Description: Patent for a metallic cross ties. This tie is an improvement on previous metallic rail-ties. Illustration included.
Date: September 19, 1905
Creator: Field, John W.
Partner: UNT Libraries Government Documents Department

Oil-Burner

Description: Patent for an oil burner that converts petroleum fuel into gas with its own heat. Illustrations included.
Date: December 3, 1907
Creator: Ziegler, John C.
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel.

Description: Patent for a type of vehicle wheel made of a unique hub, rim, and resilient spokes. The design allows for the hub and spokes to rotate independently of the rim, reducing the need for compensating gearing. This is done by having the spokes frictionally engaged with the rim rather than a rigid, static design.
Date: December 26, 1911
Creator: Bartle, John N.
Partner: UNT Libraries Government Documents Department

Process of Making Lubricants.

Description: Patent for "an improved process for making a lubricant especially adapted for parts of moving machinery which will be efficient to keep said parts and their bearings cool and which may also be used to cool heated journals and bearings" (lines 11-16).
Date: March 26, 1901
Creator: Hudnall, Millard Stewart
Partner: UNT Libraries Government Documents Department

Strap Fastener

Description: Patent for a strap fastener to be used for clamping devices such as harnesses, saddles, reins, and tie-straps. Illustration included.
Date: February 22, 1910
Creator: Carlson, Frank A. & Rhodes, L. D.
Partner: UNT Libraries Government Documents Department