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  Partner: UNT Libraries Government Documents Department
 Decade: 1870-1879
Improvement in Cotton-Pickers.

Improvement in Cotton-Pickers.

Date: October 18, 1870
Creator: Dreeson, Bartholdt
Description: Patent for improvements in cotton picking machines.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Kilns.

Improvement in Kilns.

Date: September 27, 1870
Creator: Taylor, Peter C.
Description: Patent for an improvement in the construction of kilns.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Washing-Machines.

Improvement in Washing-Machines.

Date: September 27, 1870
Creator: Harper, Elijah S.
Description: Patent for the improvement of the structure of washing machines. The illustration and description show that an improved washing machine, formed by the combination of the open or ribbed roller F F and handles G g1 g2 with the box A B and perforated false bottom E.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Grinding-Mills.

Improvement in Grinding-Mills.

Date: November 15, 1870
Creator: Westmoreland, Joseph M.
Description: Patent for an improvement in grinding mills which purports to save time.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Trusses.

Improvement in Trusses.

Date: September 27, 1870
Creator: Baker, William
Description: Patent for improvements in the wiring and metal plates in self-adjusting trusses.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Insect-Destroyers.

Improvement in Insect-Destroyers.

Date: December 6, 1870
Creator: Byrne, Thomas; Strunk, Diedrich & Schott, J. J.
Description: Patent for a device to destroy "winged insects which are destructive to the cotton plants and other vegetation" (lines 19-21) including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cotton-Presses

Improvement in Cotton-Presses

Date: October 18, 1870
Creator: Booton, Sinclair
Description: Patent for "a new and improved cotton-press" (line 3) using a stationary toothed wheel, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Improvements in Velocipedes.

Improvements in Velocipedes.

Date: December 13, 1870
Creator: Maltby, Henry
Description: Patent for the improvement of velocipedes. Improvements combine foot and band propelling apparatus with guiding apparatus.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cotton Scrapers and Choppers.

Improvement in Cotton Scrapers and Choppers.

Date: November 8, 1870
Creator: Hale, Nathan
Description: Patent for improvement in cotton scrapers and choppers by way of the innovative placement of plows.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Permutation Locks.

Improvement in Permutation Locks.

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