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Thill-Coupling.

Description: Patent for improvements in thill-couplings by using a combination of forward extension arms, having each near its forward end, circular shoulders, adapted to engage the ends of the shaft-iron; the spring-catch for holding the lever arm in locking position and, for retracting arm when the catch is released. Illustration is included.
Date: March 17, 1891
Creator: Bryan, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydraulic Motor.

Description: Patent for improvements in “water-motor in which the float-boards, paddles, or buckets move through the water in such a manner as to get as nearly as possible all the force it is capable of yielding, avoiding the great waste of power that results from the use of water-wheels.” (Lines 16-22) Illustration is included.
Date: October 27, 1891
Creator: Hurd, Judson B. & McLane, Hiram H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hose-Washer.

Description: Patent for improvement in efficiency of hose washers. Patent helps to prevent accidental detachment of a hose via the use of a "resilient wire" designed to strengthen the connection. Citation: Calvert, Walter Riley. Hose-Washer., patent, April 27, 1915; [Washington D.C.]. University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.
Date: April 27, 1915
Creator: Calvert, Walter Riley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plate for Secondary Batteries.

Description: Patent filed by Joseph O. Luthy, a citizen of the Republic of Switzerland, residing in the city of San Antonio, concerning new and useful improvements in placates for secondary batteries. Figures page 1. Description of patent begins page 2.
Date: June 15, 1915
Creator: Luthy, Joseph O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool.

Description: Patent for a new and improved tool for "various uses, being especially adapted as a clamp, vise, brace or drill-stock, or wrench" (line 9 -10).
Date: February 15, 1898
Creator: Poor, Morrill Hart
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Motor-Driven Table

Description: Patent for "improvements in rotatable tables, such as are employed for the display of goods and for general serving purposes in hotels, restaurants and other places" (lines 12-16) including illustrations and instructions.
Date: August 19, 1913
Creator: Goodrich, Luman L., Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool for Truing and Dressing Commutators.

Description: Patent for a tool "for truing and dressing the commutators of dynamo motors... especially designed for truing and dressing the commutators of motors employed for propelling cars" (lines 9-14).
Date: June 25, 1907
Creator: Frick, Claus Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool for Drilling Wells.

Description: Patent for improvement in "tools for drilling or boring Artesian, oil, and other deep wells; and it has for its object to prevent the loss of the drill or auger or of any portion of the drill-rods" (lines 9-13) via an "improved means for connecting the tool to the lower end of the drill-rod" (lines 15-16) including illustrations.
Date: July 16, 1889
Creator: McLane, Hiram H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Propeller for Boats.

Description: Patent for improvements in propellers for boats by “having a pair of hinged propeller-blades adapted to swing toward and away from each other, combined with fixed prongs; which are engaged with the propeller blades and hold them from displacement.” (Lines 60-65) Illustration is included.
Date: May 5, 1891
Creator: Gillespie, Lewis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Measuring and Proportioning Machine.

Description: Patent for "a device by which the mixing of various ingredients in certain desired proportions may be easily and accurately accomplished" (lines 8-11). It is meant for industrial measuring.
Date: May 5, 1896
Creator: Collins, Alonzo G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Staple-Setter.

Description: Patent for a staple-setter that can be more efficiently utilized for paper board boxes, specifically boxes that are used by florists.
Date: June 15, 1920
Creator: Suchy, Frank C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Speed-Regulator

Description: Patent for an inexpensive speed regulator "which can be readily reset manually"(lines 21-22).
Date: May 6, 1919
Creator: McNeel, William Pinkney
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for "new and useful Improvements in Nut-Locks" (lines 5-6). "This invention relates to improvements in nut locks. The principal object of the invention is to provide a novel and efficient device for locking a nut on the end of an axle shaft or the like" (lines 12-17).
Date: December 7, 1915
Creator: Best, Eben
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut-Cracker.

Description: Patent for improvements in nut-cracker by using “a pair of bent handle-limbs pivoted together near the bends of the limbs, a hammer-block rigidly secured on the opposite end of each handle-limb; each hammer-block having a cavity, these cavities being formed in opposed ends of the hammer-blocks; a handhold in each handle-limb, and a guide-piece having parallel members affixed by their ends on one of the handle-limbs, and loosely embracing the other handle-limbs.” (P. 2, lines 42-51.) Illustratio… more
Date: April 1, 1902
Creator: Dickey, William V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mechanical Packer.

Description: Patent for improvements towards the mechanical packing apparatus. The invention will connect the apparatus to power-operated presses, like that of the cotton press.
Date: January 25, 1921
Creator: Cameron, Theodore R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Submarine Telescope.

Description: Patent for submarine telescope using a pair of longitudinal tubes, mounted lens, rigid rods, electric light bulb, and chains for securing to the boat. Intended as useful improvements to submarine telescopes with the objection to assist in locating submerged objects. Accompanied with illustrations.
Date: April 22, 1919
Creator: Armstrong, William S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut Lock.

Description: Patent for new and useful improvements to nut-locks. Created a simple and inexpensive nut that is easily applied and removed from a bolt using a pin locking mechanism.
Date: September 2, 1919
Creator: Fitzpatrick, Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tire-Chain

Description: Patent for improved tire chains which can withstand greater strain.
Date: March 23, 1920
Creator: Fields, James A. & Witte, Jessie J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tire-Tightener.

Description: Patent for a tire tightener that allows anyone, not just a mechanic to expand and contract the felly depending on the weather.
Date: March 23, 1897
Creator: Dobrowolski, William & Wise, Harry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spring-Wheel.

Description: Patent for an improved spring wheel "which may replace the inelastic wheels commonly used in connection with automobiles, and which are usually made of wood" (lines 10-13) including illustrations.
Date: June 15, 1915
Creator: Gebhardt, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hoof-Cleaning Tool.

Description: Patent for an improved farriers tool that cleans animals' hoofs that is a specially designed hook. It works quickly, thoroughly, and easily.
Date: July 25, 1893
Creator: Jenner, Robert C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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