Improvement in folding tables. (open access)

Improvement in folding tables.

Patent for combination folding tables that fold into a convenient traveling-trunk.
Date: March 21, 1876
Creator: Arnold, James Edwin
System: The Portal to Texas History
Apparatus for Treating Cotton-Seed Hulls (open access)

Apparatus for Treating Cotton-Seed Hulls

Patent for "a simple and durable plant capable of use in carrying out a dry process of reducing the hulls to a finely-divided condition" (lines 8-13).
Date: October 21, 1890
Creator: Bohn, Emil
System: The Portal to Texas History
Air-Blast Cotton-Gin (open access)

Air-Blast Cotton-Gin

Patent for airing out the lent from the brushes on the ginn. This also uses less power than the ones before.
Date: November 21, 1914
Creator: Ginn, Carrollvernon B.
System: The Portal to Texas History
Improvement in Cotton-Presses. (open access)

Improvement in Cotton-Presses.

Patent for improvements in cotton-presses by using “a combination of a horizontal double reversed screw, an open semi-cylindrical and longitudinal screw-threaded recess, provided with wheels or rollers to sustain and carry the superincumbent weight or pressure.” (Lines [47]-[52], p. 2) Illustration is included.
Date: March 21, 1876
Creator: Jones, Henry B.
System: The Portal to Texas History