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Improvement in Folding Store-Shelves.

Description: Patent for "a new and useful improvement in Folding and Portable Store-Shelving" (lines 3-5), including illustrations.
Date: February 9, 1875
Creator: Key, Minter P.
Partner: UNT Libraries Government Documents Department

Improvement in Saw-Mills

Description: Patent for an improvement in saw mills, with illustration.
Date: February 9, 1875
Creator: Linder, Charles
Partner: UNT Libraries Government Documents Department

Improvement in Screw-Propulsion.

Description: Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.
Date: November 9, 1875
Creator: Wilson, Joseph Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Compositions for Filling Teeth.

Description: Patent for a new compound for use as a tooth filling as related to dentistry. Names all of the ingredients forming the compound and lists the necessary proportions of each ingredient.
Date: February 9, 1875
Creator: Erlenmeyer, Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Bale-Ties.

Description: Patent for a bale tie that "form[s] a double lock-tie for securing the ends of baling-hoops, which cannot become detached or tear and whose outer surface face is flush, thereby rendering it impossible to catch against other packages, and thus be broken or torn off" (para. 2).
Date: November 9, 1875
Creator: Drake, Simeon N.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for improving a plow device that is curved and has open grooves.
Date: November 9, 1875
Creator: Freeman, Irvin
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Presses.

Description: Patent for improvement in cotton-presses that relates to a specific combination toggle arms connected to a platen with a ball-and-socket or other joint and sliding guide rods.
Date: November 9, 1875
Creator: Bearce, Larned S.
Partner: UNT Libraries Government Documents Department
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