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Hog-Pen.
Patent for a hog pen and feed trough that can hold and feed a variety of variety of animals. It consists of an inclosure with an opening, ways extending into and out of the opening, a sliding trough mounted in the pen, rollers that slide into and out of the pen, pulleys in the trough, a shaft journaled in the front of the trough, ropes that go around the pulleys, and a turning mechanism for the shaft.
Date:
July 4, 1893
Creator:
Wilkinson, Benjmon M.
System:
The Portal to Texas History
Sign.
Patent for an illuminated sign that uses prism to reflect the light thus reducing the amount of lights needed to illuminate the sign.
Date:
July 4, 1911
Creator:
Hoag, Harry
System:
The Portal to Texas History