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Gate or Door Closing Device (open access)

Gate or Door Closing Device

Patent for "improvements in closing devices for doors, gates, and the like" (lines 12-13) using a spring connected to the door and frame, including illustrations.
Date: June 26, 1917
Creator: Hawley, Royal A.
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper that is meant to "provide an improved means for controlling the position of the chopper blades." (lines 17-19) It is designed to make the action of cutting cotton more stable and precise.
Date: August 26, 1913
Creator: Woodrom, George A.
System: The Portal to Texas History