UNT Libraries Government Documents Department - 63 Matching Results

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Improvement in the Manufacture of Black Bottle-Glass.

Description: Patent for manufacturing black bottle-glass by using "combination with other ingredients, an earthy slate of a peculiar character, called "clay-slate," for the purpose of furnishing the coloring-matter of the glass,as well as forming one of the bases of the glass itself."(line 10-15) Instruction only, no illustration.
Date: September 2, 1856
Creator: McCully, John F.

Improvement in Cotton-Seed Planters.

Description: Patent for the improvement of the hopper, stirrer, and distributor in cotton-planters that dispenses seeds into the soil using two horizontal united disks that discharges the seeds regularly and evenly, including illustration.
Date: September 13, 1859
Creator: Collier, T. T.

Improvement in Cotton-Seed Planters.

Description: Patent for the improvement of the cotton-seed planter through the arrangement of a seed dispenser over a reciprocating slide and agitator operated by a pulley system simultaneously when moving forward, including illustration.
Date: September 13, 1859
Creator: Smith, P. M. & Collier, T. T.

Millstone-Dress.

Description: Patent for "a new and improved mode of dressing millstones for the purpose of grinding wheat and grain into meal flour" (lines 4-7) including instructions and illustrations.
Date: July 25, 1854
Creator: Gaines, Edmund P.
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