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Improvement in Plows.

Description: Patent for the improvement of the Rotary-Disk Cutters for plows that enable it to swivel and be supported by guides, including illustration.
Date: April 3, 1855
Creator: Hall, Thomas J.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Gang-Plows.

Description: Patent for the improvement of the gang plow by the plows arrangement and pivoted beams to be adjustable for convenience, including illustration.
Date: May 1, 1855
Creator: Hall, Thomas J.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improved Cultivating-Plow.

Description: Patent for a cultivating plow with a series of cutting-disks and digging-hoes, including illustration.
Date: March 25, 1856
Creator: Crenshaw, Micajah
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Carriage-Axles.

Description: Patent for an easily replaceable and self-lubricating carriage axle. Includes instructions and illustrations.
Date: July 26, 1870
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Permutation Locks.

Description: Patent for improvements to permutation locks by various means.
Date: September 27, 1870
Creator: Hall, William
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Combination Locks.

Description: Patent for improved combination locks, with a bolt that is locked or unlocked by the combination of spindles and pivoted buttons. The invention combines the spindles in to an "annular ring having letters or numbers and a series of different shaped pegs or combinations of letters or figures or both jointly" (pg 1).
Date: September 12, 1871
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Place Fenders.

Description: Patent for "an extensible fender adapted for large or small fire-places" (lines 8-10) including instructions and illustrations.
Date: February 27, 1872
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Buckles.

Description: Patent for improvement in buckles by providing “with two two tongues on the same pivot, and with a guard for securing the same and the straps in position, thereby producing a simple and reliable means of connecting two straps.” (Lines 6-10) Illustration is included.
Date: June 18, 1872
Creator: Hardeman, Jerome B. R.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Presses.

Description: Patent for a new press design, including illustrations.
Date: September 24, 1872
Creator: Lasswell, Allen
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Nails.

Description: Patent for a nail with hexagonal form with two sides nearly flat and beveled edges.
Date: January 21, 1873
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Ant Traps

Description: Patent for the improvement of Ant traps, including to illustrated and labeled figures.
Date: April 1, 1873
Creator: Ames, Theodore G.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Combination-Padlocks.

Description: Patent for "a padlock in which the permutation locking device is not permanently connected to the hasp; and said invention consists of a permutation device the fixed ends whereof are provided with sockets to receive the ends of a separate hasp, and be locked therewith by a notched bolt passing through the permutation device and both ends of the hasp, whereby the usual hinged connection of the parts is avoided, and the padlock made more secure and cheaper than when the parts are permanently united." (Lines 6-17) Includes instructions and illustrations.
Date: December 23, 1873
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Key-Hole Guards.

Description: Patent for "a guard for key-holes of locks, to prevent the use of keys by unauthorized persons, the picking of the lock, and as a means for operating the bolt when fitted for that purpose." (Lines 7-11) Includes instructions and illustrations.
Date: December 23, 1873
Creator: Hall, William N.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Corn-Shellers.

Description: Patent for improvement in the design of the corn-sheller, including illustrations.
Date: August 17, 1875
Creator: Williams, Solomon.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Baling-Presses.

Description: Patent for a new and useful improvements in baling-presses.
Date: May 16, 1876
Creator: Page, John, H.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement In Cotton-Gin-Saw Cleaners.

Description: Patent for "a device for quickly cleaning the saws of cotton-gins when they become gummed. It consists in a series of knives that are supported by a movable bar or frame, and may be thrust between the saws when the saws are to be cleaned (para. 4-5).
Date: April 23, 1878
Creator: Munger, Robert S.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Bale-Ties.

Description: Patent for new bale-tie formed from a single metal piece where the locking side (B) can be fastened to a rounded eye (C) on the opposite end.
Date: June 22, 1878
Creator: Anderson, William G.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Gin-Saw Cleaners.

Description: Reissued patent for "a device for quickly cleaning the saws of cotton-gins when they become gummed. It consists in a series of knives that are supported by a movable bar or frame, and may be thrust between the saws when the same are to be cleaned (para. 4-5).
Date: May 20, 1879
Creator: Munger, Robert S.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Gin-Saw Cleaners.

Description: Patent for improvement in cotton-gin-saw cleaners used in cotton ginning processes, including illustration.
Date: July 22, 1879
Creator: Munger, Robert S.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Hand Cotton Pickers.

Description: Patent for a new method of picking cotton by hand, whereby 3 spindles remove the fibers from the bolls.
Date: October 14, 1879
Creator: Ham, Thomas William
Item Type: Patent
Partner: UNT Libraries Government Documents Department

SULKY-PLOW

Description: Patent for a new and useful improvement in Sulky-Plows. The invention utilizes "a novel construction-levers, and arrangement of hangers, braces, and levers, whereby provision is made for the attachment of plow-beams of different sizes, and for adjusting the parts" (lines 7-11)
Date: July 20, 1880
Creator: Powell, Louis W.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Churn Power.

Description: Patent for a new and improved motorized butter churn. This design utilizes paralleled uprights, shafts, through-holes, screw-holes, a crank, pit-men, and a cross-head (lines 85-92). This combination and arrangement of parts allows rotary motion to be converted to reciprocal motion, which improves the churning process.
Date: August 10, 1880
Creator: Brace, James
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Spoke Socket.

Description: Patent for a new and improved vehicle wheel for "preventing the tire from becoming loose" and "preventing the loosening and rattling of the spokes" (lines 8-11). This design achieves these feats with conically-tipped spokes encased by rubber cushions.
Date: September 14, 1880
Creator: Harrington, John A.
Item Type: Patent
Partner: UNT Libraries Government Documents Department