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Type-Writing Machine.

Description: Patent for a type-writing machine that has an improved variable line spacer. The simple and durable line spacer has the minimum number of parts and is easily adjustable to any distance.
Date: June 19, 1894
Creator: Hudson, John Horace
Partner: UNT Libraries Government Documents Department

Watch-Case Bow

Description: Patent for improvements in fastenings for bows of watch-cases.
Date: March 19, 1889
Creator: Cooper, Jonathan H.
Partner: UNT Libraries Government Documents Department

Packing for Doors and Like Closures.

Description: Patent for new packing for closures for air-tight and temperature-regulating containers (i.e. refrigerators), with illustrations included.
Date: March 19, 1907
Creator: Carter, William H.
Partner: UNT Libraries Government Documents Department

Roller Cotton-Press

Description: Patent for a new improved Roller Cotton-Press. The "invention relates to machines for compressing cotton and other similar material into the form of cylindrical bales." (lines 15-18). Includes description and illustrations.
Date: July 19, 1887
Creator: Evans, Henry A.
Partner: UNT Libraries Government Documents Department

Car Door Fastening.

Description: Patent for a new and improved car-door fastening. This design "consists in a novel construction and arrangement of a staple, a hook-hasp, key, and a key-plate, whereby several advantages are obtained . . . for securing the sliding doors of box-cars and other railway-cars" (lines 8-14).
Date: April 19, 1881
Creator: Alexander, Francis Marion
Partner: UNT Libraries Government Documents Department

Compressor.

Description: Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date: April 19, 1910
Creator: Mayhew, John Daugherty
Partner: UNT Libraries Government Documents Department

Axle-Box.

Description: Patent for a simple, inexpensive, and durable wheel-axle box that is "adapted to contain a supply of lubricating material and constructed to feed the same continuously to the axle-spindle to prevent overheating, and furthermore, to provide means for preventing ingress of dust" (lines 9-14).
Date: November 19, 1895
Creator: Casto, Tony Lo
Partner: UNT Libraries Government Documents Department
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