UNT Libraries Government Documents Department - 390 Matching Results

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Chain-Link.

Description: Patent for a harness ring for connecting and disconnecting from other fastening hooks, chains, or rings, including illustration.
Date: November 13, 1860
Creator: Kirk, John P.

Improvement in Cultivators.

Description: Patent for a plow called the "The Texas Cultivator" (line 7) that uses left and right wings and diamond plows that may be used to plow either side of stock to eliminate additional operators and time for the same job, including illustration.
Date: June 4, 1861
Creator: Cain, Shugar M. & Stelfox, William

Improvement in Seed-Planters.

Description: Patent for the improvement of planting seeds using a single seed-slide and double tubes from seed box to distribute seeds to planting point in a more direct route than other seed-planters, including illustration.
Date: May 15, 1860
Creator: Pitts, W. C.

Improvement in Methods of Forming Saw-Teeth.

Description: Patent for "a rule for giving to the backs of saw-teeth such an angle as will allow the teeth to be made of proper strength and at the same time to be chambered out and pointed so that they will cut the wood like chisels instead of scraping or tearing the wood." (Lines 14-19) Includes instructions and illustrations.
Date: December 19, 1871
Creator: Littlepage, Caleb V.

Improved Side-Saddle.

Description: Patent for "a new and useful improvement in side-saddles, and consists in forming the saddle-tress hollow, or with air-chambers within." (Lines 9-11) Includes instructions and illustrations.
Date: July 26, 1870
Creator: Smith, Fenwick

Improvement in Hat-Ventilators.

Description: Patent for improvement in mode of ventilating hats, bonnets, and or caps by “providing the inside of the head-coverings, at the point of contact with the head, with a liuing or an elastic spiral formed into a cushion, through which the air can freely circulate around the whole head.” (Lines 28-32) Illustration is included.
Date: March 30, 1869
Creator: Stremme, Conrad C.