Boll-Weevil Exterminator. (open access)

Boll-Weevil Exterminator.

Patent for a boll-weevil exterminator comprised of a wheeled frame with a tank containing insect poison and a means to gradually distribute the poison through a field. The patent includes instructions and illustrations.
Date: September 1, 1914
Creator: Griffin, Willis F.
System: The Portal to Texas History
Lever Mechanism for Baling-Presses. (open access)

Lever Mechanism for Baling-Presses.

Patent for new and improved lever mechanisms specifically for hand baling presses to increase the amount of pressure exerted on the material being baled in a short stroke.
Date: December 23, 1913
Creator: Swan, George B.
System: The Portal to Texas History
Revoluble Display-Case. (open access)

Revoluble Display-Case.

Patent for a revolvable display case for postcards and pamphlets.
Date: March 8, 1910
Creator: Swan, George B.
System: The Portal to Texas History
Osteopathic Table (open access)

Osteopathic Table

Patent for improvements in Osteopathic Tables by adding mechanical parts to facilitate ease of movement and manipulation of the human body for "correcting and curing physical irregularities of the spine and ribs" (lines 19-20), includes instructions and illustrations.
Date: May 20, 1913
Creator: Sherwood, L. Walker
System: The Portal to Texas History
Planter. (open access)

Planter.

Patent for a planter which distributes seeds from the top of the seed hopper rather than from the bottom, allowing the operator to see that it is distributing seeds properly.
Date: March 10, 1914
Creator: Maddux, Jesse D.
System: The Portal to Texas History
Disk Plow-Scraper. (open access)

Disk Plow-Scraper.

Patent for a disk plow scraper.
Date: November 15, 1910
Creator: Shackelford, James J.
System: The Portal to Texas History
Cotton Spray (open access)

Cotton Spray

Patent for Cotton Spray. "The present invention relates to spraying devices for destroying insect life which infests plants. The device is primarily intended for spraying cotton plants, and is so constructed and arranged as to travel over the plants, and to spray the said plants from opposite sides" (lines 8-15).
Date: September 27, 1912
Creator: Walker, Walter
System: The Portal to Texas History
Cultivator-Beam Adjustor (open access)

Cultivator-Beam Adjustor

Patent for "beam adjustment for cultivators" (lines 9-10) including instructions and illustrations.
Date: June 13, 1916
Creator: Hanke, George L.
System: The Portal to Texas History
Cotton-Gin (open access)

Cotton-Gin

Patent for a cotton gin. Illustrations included.
Date: November 29, 1910
Creator: James, Walter W.
System: The Portal to Texas History