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  Partner: UNT Libraries Government Documents Department
 Decade: 1860-1869
 Year: 1861
Air-Chamber.

Air-Chamber.

Date: June 18, 1861
Creator: Creuzbaur, Robert
Description: Patent for an air-chamber that pumps in air confined with a flexible diaphragm to spray or diffuse fluid, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Cotton-Cleaner.

Cotton-Cleaner.

Date: March 12, 1861
Creator: Eastham, A. S.
Description: Patent for a machine that uses revolving brush cylinders, stationary brushes, and stripping boards to prepare cotton for ginning, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cotton-Scrapers.

Improvement in Cotton-Scrapers.

Date: February 19, 1861
Creator: Shepard, Josiah
Description: Patent for the improvement of a cotton scraper "for general cultivation of drill-husbandry" (lines 17-18) and cotton crops, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cultivators.

Improvement in Cultivators.

Date: January 15, 1861
Creator: Alexander, J. T. D.
Description: Patent for the improvement of cultivators using adjustable blades and is adaptable to use different types of blades for a variety of other uses, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cultivators.

Improvement in Cultivators.

Date: June 4, 1861
Creator: Cain, Shugar M. & Stelfox, William
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.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Machines for Extracting Cotton and Corn Stalks.

Improvement in Machines for Extracting Cotton and Corn Stalks.

Date: February 19, 1861
Creator: Bishop, Josiah
Description: Patent for the improvement of pulling the roots of cotton and corn stalks while minimizing the damage to the soil, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improvment in Steam-Plows.

Improvment in Steam-Plows.

Date: June 25, 1861
Creator: Saladee, Cyrus W.
Description: Patent for one machine that plows, sows, roles and harrow soil in one operation or separately, including illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Steam-Boiler.

Steam-Boiler.

Date: March 5, 1861
Creator: Porter, John
Description: Patent for the improvement for steam boilers by having a detachable fire-box for a portable boiler with little maintenance and efficient as a steam generator, including illustration.
Contributing Partner: UNT Libraries Government Documents Department