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Machine for Filing Gin Saws.

Description: Patent for a new and improved machine to sharpen the teeth of cotton gin saws. This design utilizes two bevel-faced wheels connected to a block between two arms that clamp the saw blade. The bevel-faced wheels sharpen the teeth of the blade, and the nuts and bolts of the frame allow for movement as well as tightening and loosening.
Date: August 17, 1880
Creator: McAllister, Alexander F.
Partner: UNT Libraries Government Documents Department

Machine for Cutting Key-Seats in Shafting

Description: Patent for "cutting key-seats in shafting machine. It provides a portable key-seat-cutting especially adapted to operate upon the driving shafts of locomotives in key-seating eccentrics thereon." (lines 7-13)
Date: August 21, 1906
Creator: Matheus, Karl
Partner: UNT Libraries Government Documents Department

Type-Writer Attachment.

Description: Patent for a typewriter attachment that shifts the carriage by foot rather than by hand.
Date: August 15, 1916
Creator: Ward, Mizell Benjamin
Partner: UNT Libraries Government Documents Department

Improvement in liquid-measuring tanks.

Description: Patent for an airtight and fireproof measuring tank for lamp oils, usable in both daytime and nighttime. Includes illustrations.
Date: August 22, 1876
Creator: Williams, Blasius
Partner: UNT Libraries Government Documents Department

Improvement in Bedsteads.

Description: Patent for the improvement of bedsteads in order to make them more convenient and durable.
Date: August 8, 1871
Creator: Baldwin, Thomas B.
Partner: UNT Libraries Government Documents Department

Improvement In Baling-Presses

Description: Patent for improvement to the construction of a baling press with descriptions and illustrations attached.
Date: August 12, 1879
Creator: Hall, Marcus C.
Partner: UNT Libraries Government Documents Department

Spirometer

Description: Patent for a spirometer. Illustartion included.
Date: August 16, 1904
Creator: Lyttleton, Henry Thomas
Partner: UNT Libraries Government Documents Department

Spirometer

Description: Patent for "an improved spirometer, and has for its object to provide a simple, inexpensive, and efficient device of this character adapted for use by invalids, convalescents, and other persons for exercising the lungs and measuring and indicating the cubic capacity or volume of air expelled from the chest." (lines 8-15)
Date: August 4, 1903
Creator: Lyttleton, Henry Thomas
Partner: UNT Libraries Government Documents Department

Process of Making Soft Peanut Candy

Description: Patent for a soft peanut candy recipe with ingredients listed.
Date: August 27, 1907
Creator: Green, Little J. & Heyn, Henry
Partner: UNT Libraries Government Documents Department

Rope Attachment.

Description: Patent for a new and improved rope attachment. This design "relates to a novel and useful device which is adapted to be rigidly and substantially secured to the end of a rope, and which is constructed with a curved lip on its protruding end, so that when pressed over the loop of a snap-hook it will form a link or jointed connection of the snap-hook with the rope, ferrule, or clamp" (lines 12-19).
Date: August 13, 1889
Creator: Powell, John Seymour
Partner: UNT Libraries Government Documents Department

Draft-Gear for Railway Cars

Description: Patent for a draft gear for railway cars that allows a simple and efficient means of repairs or substitutions of sills or beams that may be done without dissociating the draft bar so that a car may not be out of commission for a considerable length of time.
Date: August 17, 1915
Creator: Moorman, James M.
Partner: UNT Libraries Government Documents Department

Improved Bedstead-Fastening

Description: Patent for improvements in the mode of fastening the rail to the post of bedsteads.
Date: August 16, 1870
Creator: Maulding, Pres.
Partner: UNT Libraries Government Documents Department

Headlight.

Description: Patent for a train engine headlight, which shines light around a curve.
Date: August 25, 1908
Creator: Bell, Robert A. & McKiel, James B.
Partner: UNT Libraries Government Documents Department

Improvement in Car-couplings

Description: Patent for "an automatic car-coupling, that may also be readily coupled with the common pin-and-link and other couplings, and be adjusted without going between the cars, so as to avoid all danger" (lines 14-18).
Date: August 24, 1875
Creator: Harper, Peter
Partner: UNT Libraries Government Documents Department

Device For Teaching Music.

Description: Patent for new and useful improvements in devices for use in teaching music.
Date: August 29, 1899
Creator: Morriss, Johnson
Partner: UNT Libraries Government Documents Department

Draft Rigging for Railway Cars

Description: Patent for draft rigging for use with railway cars. It is designed to "provide a simple and comparatively and to provide a simple and comparatively inexpensive draft mechanism of great strength and durability adapted to be readily applied to the framework of a car and capable of effectively cushioning the car-coupling and of relieving the body of a car of shocks and strains" (line 12-18). Illustrations included.
Date: August 4, 1903
Creator: Saling, Thomas W.
Partner: UNT Libraries Government Documents Department

Freight Car Door

Description: Patent for a freight car door. Illustration included.
Date: August 30, 1904
Creator: Herndon, Joseph R. & Marshall, Edward S.
Partner: UNT Libraries Government Documents Department
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