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Hog-Trough (open access)

Hog-Trough

Patent for a feeding trough for pig sties. Illustrations included.
Date: March 11, 1913
Creator: Wilkinson, Duke A. & Austin, Ben A.
System: The Portal to Texas History
Scraper. (open access)

Scraper.

Patent for a new and improved road scraper. Prior to this design, "difficulty has been experienced in . . . discharging the dirt from the pan or bowl . . . It is the object of [the] present invention to . . . obviate the difficulty mentioned, and to construct a scraper which will be practically self-dumping . . . the invention consists . . . in a scraper in which the bowl is divided with the rear section hinged at the back in such manner as that when allowed to drop it will dump the contained dirt, and, if desired, arrest the motion of the lower portion of the bowl and cause the same to tilt sufficiently" (lines 16-40).
Date: February 11, 1890
Creator: Rath, Charles
System: The Portal to Texas History